1977-78 Archives - MotorcycleSpecifications.com

Yamaha XS 500 (1977-78)

admin — Fri, 07 Apr 2023 00:42:00 +0000

The Yamaha XS 500 (1977-78) is a motorcycle with a four-stroke, parallel twin-cylinder engine and a capacity of 498cc. It has a bore x stroke of 73 59.6mm, a compression ratio of 9.6:1, and uses a wet sump lubrication system. The bike’s induction is through 2x 38mm Mikuni carburetors, and the ignition is battery and coil powered. The XS 500 also features an electric and kick starting system, with a maximum power output of 48 hp/36.5 kW @ 8500 rpm and a maximum torque of 4.5 kgf-m /32.5 lb-ft @ 6500 rpm. The bike has a five-speed gearbox and a chain final drive.

The XS 500 is built on a full cradle frame that is 100% circular steel pipes and has a duplex design. The motorcycle’s front suspension is a telescopic fork, while the rear suspension is dual shocks with a preload adjustment option. The braking system on this bike consists of a single 267mm disc brake on the front and a single disc brake on the rear. The front tire measures 3.25-19, while the rear tire measures 3.50-18. The bike’s seat height is approximately 812mm/32 inches, and it has a wet weight of 207.7kg/458lbs, with a fuel capacity of 12.8 liters/3.4 US gallons.

The XS 500 has an average fuel consumption of 46 mpg and can reach a top speed of 105 mph/169 km/h. The bike’s braking distance from 60-0/100-0 is not available, but its standing quarter-mile time is 14.36 seconds.

Technical specifications:

Make Model: Yamaha XS 500 / TX500

Year: 1977 – 78
Engine: Four stole, parallel twin cylinder. DOHC
Capacity: 498 cc / 30.5 cu-in
Bore x Stroke: 73 59.6 mm
Cooling System: Air cooled
Compression Ratio: 9.6:1
Lubrication: Wet sump
Induction: 2x 38mm Mikuni carburetor
Ignition: Battery and coil
Starting: Electric & kick
Max Power: 48 hp / 36.5 kW @ 8500 rpm
Max Torque: 4.5 kgf-m / 32.5 lb-ft @ 6500 rpm
Transmission: 5 Speed
Final Drive: Chain
Frame: Full cradle frame – Duplex type” and is 100% of circular steel pipes!
Front Suspension: Telescopic fork.
Rear Suspension: Dual shocks swing arm, preload adjustable!
Front Brakes: Single 267mm disc
Rear Brakes: Single disc
Front Tyre: 3.25-19
Rear Tyre: 3.50-18
Seat Height: 812 mm / 32 in
Wet Weight: 207.7 kg / 458 lb
Fuel Capacity: 12.8 Litres / 3 4 US gal
Consumption Average: 46 mpg
Braking 60 – 0 / 100 – 0: – / 139 ft
Standing 1/4 Mile: 14.36 sec
Top Speed: 105 mph / 169 km/h

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Suzuki TS125ER (1977-78)

admin — Wed, 05 Apr 2023 18:43:05 +0000

The Suzuki TS125ER is a 1977-78 motorcycle with a two-stroke, single-cylinder engine that has a capacity of 123cc/7.5cu in. It has a compression ratio of 6.7:1 and a CCI automatic lube cooling system. The bike is started using a kick, and the maximum power is 10.4 kW/14 hp @ 7000 rpm, while the max torque is 14.7 Nm/1.5 kgf-m/10.8 lb-ft @ 6000 rpm. The Suzuki TS125ER has a five-speed transmission and a chain final drive. The front suspension is a telescopic fork, while the rear suspension is a swingarm with twin shocks that are five-way adjustable. The brakes for both the front and rear are drums. The front tire is 2.75-19, and the rear is 3.25-18. The motorcycle is 2025 mm/79.7 in long, 770 mm/30.3 in wide, and 1130 mm/44.5 in. The wheelbase is 1310 mm/51.6 in, and the ground clearance is 236 mm/9.3 in. The Suzuki TS125ER can climb at a 34° angle, and it weighs 90 kg/198 lbs. The fuel capacity is 9.5 liters/2.5 US gal/2.1 Imp gal, and the standing 1/4 mile is 19.6 sec with a top speed of 105 km/h/65 mph.

Technical specifications:

Make Model: Suzuki TS 125

Year: 1977 – 78
Engine: Two stroke, single cylinder
Capacity: 123 cc / 7.5 cu in
Bore x Stroke: 56 x 50 mm
Compression Ratio: 6.7:1
Cooling System: Air cooled
Lubrication System: CCI automatic lube
Starting: Kick
Max Power: 10.4 kW / 14 hp @ 7000 rpm
Max Torque: 14.7 Nm / 1.5 kgf-m / 10.8 lb-ft @ 6000 rpm.
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic fork
Rear Suspension: Swingarm, twin shocks, 5-way adjustable
Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 2.75-19
Rear Tyre: 3.25-18
Dimensions: Length: 2025 mm / 79.7 in Width: 770 mm / 30.3 in Height: 1130 mm / 44.5 in
Wheelbase: 1310 mm / 51.6 in
Ground Clearance: 236 mm / 9.3 in
Climbing Ability: 34o
Dry Weight: 90 kg / 198 lbs
Fuel Capacity: 9.5 Litres / 2.5 US gal / 2.1 Imp gal
Standing 1/4 Mile: 19.6 sec
Top Speed: 105 km/h / 65 mph

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Moto Guzzi V 50 (1977-78)

admin — Wed, 05 Apr 2023 15:04:00 +0000

The Moto Guzzi V 50 was produced between 1977 and 1978, and had a four stroke, 90 degrees V twin engine with a capacity of 490 cc. The engine was longitudinally mounted and had two valves per cylinder, with induction via two 24mm Dell’Orto carburetors. Ignition was battery powered inductive, with a dry single plate clutch and five speed transmission. The bike had a shaft final drive, and a duplex spine type frame. It featured front suspension with telehydraulic gas forks, and rear suspension with a swinging arm fork with hydraulic gas shock absorbers. The front brakes were dual 260mm discs, with a single 235mm disc at the rear. The tires were 3.00-18 at the front and 3.50-18 at the rear. The seat height was 30 inches, and the bike had a dry weight of 152 kg (335 lbs). The fuel capacity was 16 liters (4.2 US gallons). The bike produced a maximum power of 48 hp (35.7 kW) at 7500 rpm, with no listed maximum torque.

Technical specifications:

Make Model: Moto Guzzi V 50

Year: 1977 – 78
Engine: Four stroke, 90 degrees V twin, longitudinally mounted, OHV, 2 valve per cylinder.
Capacity: 490 cc / 29.9 cu-in
Bore x Stroke: 74 x 57 mm
Cooling System: Air cooled
Compression Ratio: 10.4:1
Induction: 2x 24mm Dell’Orto carburetors
Ignition: Battery powered inductive
Starting: Electric
Max Power: 48 hp / 35.7 kW @ 7500 rpm
Max Torque: NA
Clutch: Dry single plate
Transmission: 5 Speed
Final Drive: Shaft
Frame: Duplex spine type
Front Suspension: Telehydraulic gas forks
Rear Suspension: Swinging arm fork with hydraulic gas shock absorbers
Front Brakes: 2x 260mm discs
Rear Brakes: Single 235mm disc
Front Tyre: 3.00-18
Rear Tyre: 3.50-18
Seat Height: 30 in
Dry Weight: 152 kg / 335 lbs
Fuel Capacity: 16 Litres / 4.2 US gal

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Laverda 125 LZ (1977-78)

admin — Tue, 04 Apr 2023 10:07:05 +0000

The Laverda 125 LZ was a lightweight motorcycle produced in 1977 and 1978 by the Italian motorcycle manufacturer, Laverda. It was designed for commuting and city riding and had a top speed of around 70 mph.

The bike was powered by an air-cooled, single-cylinder, two-stroke engine that produced 14 horsepower. It had a five-speed manual transmission and hydraulic disc brakes on both the front and rear wheels.

The bike had telescopic forks and dual shock absorbers in the rear, providing a comfortable ride on bumpy roads. The fuel tank had a capacity of 9 liters, which was sufficient for the bike’s city-focused use.

The Laverda 125 LZ had a stylish design with a classic look, featuring a tank with a distinctive emblem and a dual seat for the rider and passenger. The bike was well-built and reliable, but production was halted after only two years due to the company’s financial difficulties.

Today, the Laverda 125 LZ is a sought-after collector’s item among motorcycle enthusiasts. Its lightweight, maneuverable design and classic styling have made it a timeless classic, and it remains a popular bike for city riding and commuting.

Technical specifications:

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Laverda 1000 3C (1977-78)

admin — Thu, 30 Mar 2023 02:57:56 +0000

The Laverda 1000 3C motorcycle was produced from 1977 to 1978 with a four stroke, transverse three cylinder, and DOHC engine. It had a capacity of 980 cc and a compression ratio of 9.0:1. The bike was equipped with 3x 32mm Dell’Orto PHF carburetors and a Bosch electronic ignition system. It had a maximum power of 78 hp and maximum torque of 86 Nm. The motorcycle had a 5-speed transmission and chain final drive. The suspension consisted of telescopic forks at the front and a swinging fork at the rear. Braking was provided by 2x 280mm discs with 2 piston calipers at the front and a single 280mm disc with a 1 piston caliper at the rear. The front and rear tires were 3.25 H19 and 4.00 H18, respectively. It weighed 214 kg with a fuel capacity of 20.5 Litres/5.4 US gal. The average consumption was 40 mpg, and it had a top speed of 198 km/h or 123 mph.

Technical specifications:

Make Model: Laverda 1000 3C

Year: 1977 – 78
Engine: Four stroke, transverse three cylinder, DOHC, 2 valve per cylinder.
Capacity: 980 cc / 59.8 cu-in
Bore x Stroke: 75 x 74 mm
Cooling System: Air cooled
Compression Ratio: 9.0:1
Induction: 3x 32mm Dell’Orto PHF carburetors
Ignition: Bosch electronic
Starting: Electric
Max power: 78 hp / 56.9 kW @ 7250 rpm
Max Torque: 86 Nm / 63.4 lb-ft @ 5000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Swinging fork
Front Brakes: 2x 280mm discs 2 piston calipers
Rear Brakes: Single 280mm disc 1 piston caliper
Front Tyre: 3.25 H19
Rear Tyre: 4.00 H18
Dry Weight: 214 kg / 471.3 lbs
Fuel Capacity: 20.5 Litres / 5.4 US gal
Consumption Average: 40 mpg
Top Speed: 198 km/h / 123 mph

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Yamaha xs400 (1977-78)

admin — Thu, 30 Mar 2023 02:42:00 +0000

The Yamaha XS 400 was a motorcycle produced in 1977-78. It had a four-stroke 180-degree parallel twin engine with a capacity of 392 cc and was air-cooled. The bike had two valves per cylinder and a compression ratio of 9.2:1. The XS 400 had a pressure-lubricated wet sump lubrication system, 2x Mikuni BS32 carburetors for induction, and electric and kick starting options. The bike had a maximum power output of 36 hp at 8100 rpm and maximum torque of 3.3 kgf-m at 8000 rpm. It had a wet multi-plate clutch and a 6-speed transmission, and its final drive was through a chain. The XS 400’s frame was made of tubular steel and was a semi-double cradle. It used a telescopic fork for front suspension and dual shocks swing arm for rear suspension. Its front brake was a single disc, and rear brake was a drum. The bike’s wheelbase was 1364 mm and its seat height was 780 mm. The XS 400 weighed 182 kg and had a fuel capacity of 14 litres.

Technical specifications:

Make Model: Yamaha XS 400

Year: 1977 – 78
Engine: Four stroke, 180 degrees parallel twin, SOHC, 2 valves per cylinder
Capacity: 392 cc / 23.9 cu-in
Bore x Stroke: 69.0 x 52.4 mm
Cooling System: Air cooled
Compression Ratio: 9.2:1
Lubrication: Pressure-lubricated wet sump
Induction: 2x Mikuni BS32 carburetors
Ignition: Battery ignition – With contact breaker points
Starting: Electric & kick
Max Power: 36 hp / 26.8 kW @ 8100 rpm
Max Torque: 3.3 kgf-m / 23.8 lb-ft @ 8000 rpm
Clutch: Wet multiplate
Transmission: 6 Speed
Final Drive: Chain
Frame: Tubular steel, semi-double cradle
Front Suspension: Telescopic fork
Rear Suspension: Dual shocks swing arm, preload adjustable
Front Brakes: Single disc
Rear Brakes: Drum
Front Tyre: 3.00-18
Rear Tyre: 3.50-18
Wheelbase: 1364 mm / 53.7 in
Seat Height: 780 mm / 30.7 in
Wet Weight: 182 kg / 401 lbs
Fuel Capacity: 14 Litres / 3.7 US gal

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Yamaha IT 490 (1977-78)

admin — Wed, 29 Mar 2023 07:44:01 +0000

The Yamaha IT 490 motorcycle was produced in 1977-78 and had a two-stroke, single cylinder, read valve engine with a capacity of 396cc. The bore and stroke were 85mm x 70mm with a compression ratio of 7.6:1. The bike had a VM38SS Mikuni carburetor and CDI ignition, with a kick-start. It could produce a maximum power of 40hp/29.8kW at 7000 rpm and maximum torque of 30.9 lb-ft/41.8Nm at 6000 rpm. The motorcycle had a 5-speed transmission and chain final drive. The front suspension consisted of 43mm telescopic adjustable forks with 300mm/11.8in of front wheel travel. The rear suspension had a mono-shock with adjustable spring preload and rebound damping with 300mm/11.8in of rear wheel travel. The brakes were drum on both the front and rear wheels. The front tyre size was 3.00-21 and the rear tyre was 150/80-18. The rake was 31.5 degrees with a trail of 142mm/5.5in, a wheelbase of 1430mm/56.2in, and a ground clearance of 240mm/9.4in. Its dry weight was 115kg/253.5lbs, and it had a fuel capacity of 13.6 litres/3.4 US gal.

Technical specifications:

Make Model: Yamaha IT 400

Year: 1977 – 78
Engine: Two stroke, single cylinder, read valve
Capacity: 396 cc / 24.1 cu-in
Bore x Stroke: 85 x 70 mm
Cooling System: Air cooled
Compression Ratio: 7.6:1
Induction: VM38SS Mikuni carburetor
Ignition: CDI
Starting: Kick
Max Power: 40 hp / 29.8 kW @ 7000 rpm
Max Torque: 30.9 lb-ft / 41.8 Nm @ 6000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: 43mm Telescopic adjustable forks
Front Wheel Travel: 300 mm / 11.8 in
Rear Suspension: Mono shock, adjustable spring preload and rebound damping
Rear Wheel Travel: 300 mm / 11.8 in
Front Brakes: Drum
Rear Brakes: Drum
Front Tyre: 3.00 -21
Rear Tyre: 150/80 -18
Rake: 31.5 degrees
Trail: 142 mm / 5.5 in
Wheelbase: 1430 mm / 56.2 in
Ground Clearance: 240 mm / 9.4 in
Dry Weight: 115 kg / 253.5 lbs
Fuel Capacity: 13.6 Litres / 3.4 US gal

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Honda CB750KZ (1977-78)

admin — Tue, 28 Mar 2023 21:36:00 +0000

The Honda CB750KZ is a classic motorcycle model from the late 1970s with a four-stroke, transverse four-cylinder, SOHC engine that has a capacity of 736cc. It features four 28mm Keihin carburetors, a dry sump lubrication system, and a 5-speed transmission with a chain final drive. The bike has a maximum power of 50kW/67hp at 8000 rpm and a maximum torque of 60Nm/44lb-ft at 7500 rpm. The frame is made of tubular steel duplex cradle and has telescopic forks for the front suspension and swingarm with dual shocks for the rear suspension. The front brake is a single 296mm disc while the rear brake is a 179mm drum. The CB750KZ has a 19L/5.0 US gal fuel tank capacity, and the bike weighs 231kg/408lbs. The bike is capable of a top speed of 198 km/h (123.2 mph) and has a fuel consumption average of 6.9 L/100 km (14.6 km/l, 34.3 US mpg). The bike is available in Candy Alpha red and Excel black, and it has a standing 1/4-mile time of 13.5 seconds at 100.9 mph. The bike has a wheelbase of 1495 mm/58.9 in and a seat height of 810 mm/31.9 in.

Technical specifications:

Make Model: Honda CB 750 Four K7/ K8

Year: 1977 – 78
Engine: Four stroke, transverse four cylinder, SOHC, 2 valve per cylinder.
Capacity: 736 cc / 44.9 cub in.
Bore x Stroke: 61 63 mm
Compression Ratio: 9.2:1
Cooling System: Air cooled
Lubrication: Dry sump
Induction: 4 x 28 mm Keihin carburetors
Ignition: Battery, ignition coil
Spark Plug: NGK D8ES-L, NDX 24 ES
Starting: Electric, kick
Max Power: 50 kW / 67 hp @ 8000 rpm
Max Torque: 60 Nm / 6.1 kgf-m / 44 lb-ft @ 7500 rpm
Transmission: 5 Speed
Final Drive: Chain
Gear Ratios: 1st 13.99 / 2nd 9.54 / 3rd 7.45 / 4th 6.14 / 5th 5.26:1
Clutch: Multi-plate, wet
Frame: Tubular steel duplex cradle
Front Suspension: Telescopic forks
Front Wheel Travel: 141.5 mm / 5.6 in.
Rear Suspension: Swingarm, dual shocks, preload adjustable.
Rear Wheel Travel: 101.6 mm / 4.0 in.
Front Brake: Single 296 mm disc
Rear Brake: 179 mm Drum
Front Tyre: 3.25-19
Rear Tyre: 4.00-18
Rake: 28 degrees
Trail: 115 mm / 4.5 in
Dimensions: Length: 2280 mm / 89.8 in. Width: 880 mm / 34.6 in. Height: 1185 mm / 46.7 in.
Wheelbase: 1495 mm / 58.9 in.
Seat Height: 810 mm / 31.9 in.
Ground Clearance: 150 mm / 5.9 in.
Wet Weight: 231 kg / 408 lbs
Fuel Capacity: 19 L / 5.0 US gal
Reserve: 4 L / 1.1 US gal
Oil Capacity: 3.5 L / 3.7 US quarts
Consumption Average: 6.9 L/100 km / 14.6 km/l / 34.3 US mpg
Braking Distance 48 km/h / 30 mph – 0: 10 m / 32.9 ft
Braking Distance 97 km/h / 60 mph – 0: 41 m / 135.7 ft
Standing 1/4 Mile: 13.5 sec / 100.9 mph
Top Speed: 198 km/h / 123.2 mph
Colours: Candy Alpha red, Excel black
Article: Kevin Dean, Real Classic

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Suzuki PE 250 (1977-78)

admin — Tue, 28 Mar 2023 00:27:59 +0000

The Suzuki PE 250, manufactured in 1977-78, is a two-stroke, single cylinder motorcycle with a 246cc piston and reed valve engine. It has a compression ratio of 7.1:1 and is air-cooled. The lubrication system is fuel/oil premix with a ratio of 20:1, and it uses a Mikuni VM36SS carburetor and Suzuki PEI ignition. The max power of the motorcycle is 21 kW / 28 hp at 8000 rpm, and the max torque is 27.3 Nm / 2.78 kgf-m / 20.1 lb-ft at 6500 rpm. It has a five-speed transmission with a wet, multiplate clutch and a primary reduction of 2.727 (60/22) and a final reduction of 4.000 (52/13). The front suspension is telescopic pneumatic/coil spring, oil dampened, and the rear suspension is swingarm gas/oil dampened spring with 3-way adjustable settings. The motorcycle has drum brakes, and the front and rear tires are 3.00-21 4PR and 4.50-18 4PR, respectively. It has a dry weight of 111 kg / 245 lbs and a fuel capacity of 10.6 litres / 2.8 US gal / 2.3 Imp gal. The Suzuki PE 250 is known to have good performance, especially in off-road terrain. Motorcycle-USA reviewed this bike, giving it favorable ratings for the agility and power of the bike. The Suzuki PE 250 is a classic motorcycle that is still popular among vintage dirt bike enthusiasts.

Technical specifications:

Make Model: Suzuki PE 250

Year: 1977 – 78
Engine: Two stroke, single cylinder, piston and reed valve
Capacity: 246 cc / 15.0 cu in
Bore x Stroke: 67 x 70 mm
Compression Ratio: 7.1:1
Cooling System: Air cooled
Lubrication System: Fuel/oil premix, 20:1
Induction: Mikuni VM36SS carburetor
Ignition: Suzuki PEI
Spark Plug: NGK B10EV, Nippon DENSO W31ES-G
Starting: Kick
Max Power: 21 kW / 28 hp @ 8000 rpm
Max Torque: 27.3 Nm / 2.78 kgf-m / 20.1 lb-ft @ 6500 rpm
Clutch: Wet, multiplate
Transmission: 5 Speed
Final Drive: Chain, DAIDO DID 520UB, 110 links
Primary Reduction: 2.727 (60/22)
Final Reduction: 4.000 (52/13)
Gear Ratios: 1st 2.666 (32/12) / 2nd 1.750 (28/16) / 3rd 1.200 (24/20) / 4th 0.913 (21/23) / 5th 0.692 (18/26)
Front Suspension: Telescopic phneumatic/coil spring, oil dampened
Rear Suspension: Swingarm. gas/oil dampened spring, 3-way adjustable
Front Brakes: Drum, internal expanding
Rear Brakes: Drum, internal expanding
Front Tyre: 3.00-21 4PR
Rear Tyre: 4.50-18 4PR
Caster: 60o
Trail: 130 mm / 5.12 in
Steering Angle: 50o (left & right)
Turning Radius: 2.1 m / 6.9 ft
Dimensions: Length: 2150 mm / 84.6inWidth: 855 mm / 33.7 in Height: 1200 mm / 47.2 in
Wheelbase: 1455 mm / 57.3 in
Ground Clearance: 280 mm / 11.0 in
Dry-Weight: 111 kg / 245 lbs
Transmission Oil Capacity: 0.8 Litres / 0.85 US qt / 0.7 Imp qt
Fuel Capacity: 10.6 Litres / 2.8 US gal / 2.3 Imp gal
Review: Motorcycle-USA

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Laverda 1000 V6 (1977-78)

admin — Mon, 27 Mar 2023 12:51:55 +0000

The Laverda 1000 V6 motorcycle was produced from 1977 to 1978 and featured a four-stroke, 90-degree V6 cylinder engine with four valves per cylinder. With a capacity of 995.5 cc and a bore x stroke of 65 x 50 mm, the engine was cooled by a liquid cooling system and had induction from 6X 30mm Dell’Orto FRD carbs. The ignition was electronic F1 and the bike had an electric starting system. The Laverda 1000 V6 was capable of producing a maximum power of 140 hp / 104.3 kW at 11800 rpm and attained a top speed of 285 km/h. Transmission was through a 5-speed gearbox, and the final drive was achieved using a chain mechanism. The front suspension consisted of telescopic forks, while the rear suspension used a single shock. The bike had front and rear disc brakes and weighed 200 kg.

Technical specifications:

Make Model: Laverda 1000 V6

Year: 1977 – 78
Engine: Four stroke, 90-degree V6 cylinder, 4 valves per cylinder.
Capacity: 995.5 cc / 60.7 cu-in
Bore x Stroke: 65 x 50 mm
Cooling System: Liquid cooled
Induction: 6X 30mm Dell’Orto FRD carbs
Ignition: Electronic F1
Starting: Electric
Max Power: 140 hp / 104.3 kW @ 11800 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Single shock
Front Brakes: 2x discs
Rear Brakes: Single disc
Wet Weight: 200 kg
Top Speed: 285 km/h

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Honda XL125S (1977-78)

admin — Sun, 26 Mar 2023 19:03:59 +0000

The Honda XL125S was a popular motorcycle model produced between 1977-78. It featured a four stroke, single cylinder engine with a capacity of 124cc and a compression ratio of 9.3:1. The bike was air-cooled and utilized a 1×26 Keihin carburetor for induction. It had a magneto ignition system and kick-start for easy starting. The maximum power output was 12.5 horsepower at 10,000 RPM. The XL125S had a 5-speed transmission and chain final drive. The front suspension utilized telescopic forks and the rear suspension was a swinging fork design. The braking system had 130mm drum front brakes and 120mm drum rear brakes. The front tire size was 2.75-21 and the rear tire size was 4.00-18. The seat height was 818mm (32.2 inches) and the dry weight was 106.6kg (235 lbs). The fuel capacity of the bike was 6.8 liters (1.6 US gallons). The XL125S was a versatile motorcycle suitable for off-road and on-road riding. It was praised for its reliability and durability. It remains a popular choice for vintage motorcycle enthusiasts and collectors.

Technical specifications:

Make Model: Honda XL125S

Year: 1977-78
Engine: Four stroke, single cylinder, OHC
Capacity: 124 cc / 7.6 cu-in
Bore x Stroke: 56 X 49 mm
Cooling System: Air cooled
Compression Ratio: 9.3;1
Induction: 1X 26 Keihin carburetor
Ignition: Magneto
Starting: Kick
Max Power: 12.5 hp / 9.5 kW @ 10000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Swinging fork
Front Brakes: 130mm Drum
Rear Brakes: 120mm Drum
Front Tyre: 2.75 -21
Rear Tyre: 4.00 -18
Seat Height: 818 mm / 32.2 in
Dry Weight: 106.6 kg / 235 lbs
Fuel Capacity: 6.8 Litres / 1.6 US gal

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Ducati 500GTV Sport (1977-78)

admin — Sun, 26 Mar 2023 17:53:02 +0000

The Ducati 500GTV Sport motorcycle was produced between 1977 and 1978. It features a four-stroke, parallel twin-cylinder, SOHC engine with a capacity of 496.9 cc and a maximum power of 25.7 kW/35 hp at 6500 rpm. The compression ratio is 9.6:1 and the cooling system is air-cooled. It has a Dell’Orto PHF30BS/BD induction system, points and coil ignition, and a wet, multi-plate clutch. The transmission is a 5-speed with a primary drive ratio of 2.125:1 and final drive ratio of 2.923:1. The front suspension is a 35mm Paioli telescopic fork with a swingarm rear suspension with two Marzocchi shocks that are three-way adjustable. The front brakes consist of two 256mm Brembo discs, and the rear features a single 260mm Brembo disc. The bike’s dimensions include a length of 2050mm, width of 760mm, and height of 1060mm, with a wheelbase of 1400mm and a seat height of 760mm. The dry weight is 183kg and the wet weight is 196kg, with a fuel capacity of 19L. It can reach a top speed of 175km/h or 109mph.

Technical specifications:

Make Model: Ducati 500GTL

Year: 1977 – 78
Engine: Four stroke, parallel twin cylinder, SOHC, chain driven, 2 valve per cylinder
Capacity: 496.9 cc / 30.2 cu in
Bore x Stroke: 78 x 52 mm
Compression Ratio: 9.6:1
Cooling System: Air cooled
Induction: Dell’Orto PHF30BS/BD
Ignition: Points and coil
Spark Plug: Champion L81
Starting: Kick
Battery: Yuasa Y50-N18L-A1, 12V 18Ah
Max Power: 25.7 kW / 35 hp @ 6500 rpm
Clutch: Wet, multiplate
Transmission: 5 Speed
Primary Drive Ratio: 2.125:1 (32/68)
Gear Ratios: 1st 2.500 / 2nd 1.714 / 3rd 1.333 / 4th 1.074 / 5th 0.900:1
Final Drive Ratio: 2.923:1 (13/38)
Final Drive: Chain
Front Suspension: 35 mm Paioli telescopic fork
Rear Suspension: Swing arm, 2 x Marzocchi shocks, 3-way adjustable
Front Brakes: 2 x 256 mm Brembo discs
Rear Brakes: Single 260 mm Brembo disc
Front Tyre: 3.25-18
Rear Tyre: 3.50-18
Dimensions: Length: 2050 mm / 80.7 in Width: 760 mm / 29.9 in Height: 1060 mm / 41.7 in
Wheelbase: 1400 mm / 55.1 in
Seat Height: 760 mm / 29.9 in
Dry Weight: 183 kg / 403 lbs
Wet Weight: 196 kg / 432 lbs
Fuel Capacity: 19 L / 5.0 US gal / 4.2 Imp gal
Top Speed: 175 km/h / 109 mph

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Suzuki GT750 (1977-78)

admin — Sun, 26 Mar 2023 16:32:06 +0000

The Suzuki GT750 was produced from 1977 to 1978 and was a two-stroke, transverse three-cylinder motorcycle with a capacity of 738cc. The engine had a compression ratio of 6.7:1 and was liquid-cooled with three Mikuni VM 32 carburetors. The bike had an electric and kick start and a multi-disc, wet clutch. The maximum power output was 52.2 kW/70 hp at 6500 rpm and maximum torque was 83 Nm/8.5 kgf-m 61.5 lb-ft at 5500 rpm. It had a five-speed transmission and a final drive chain. The front suspension was telescopic forks and the rear suspension was a swinging arm fork with an adjustable shock absorber. The bike had two front disc brakes and a 190mm drum brake at the rear. The dimensions were Length: 2215 mm/87.2 in, Width: 864 mm/34.0 in, Height: 1125 mm/44.3 in, Wheelbase: 1469 mm/57.8 in, Ground Clearance: 140 mm/5.5 in, Dry Weight: 230 kg/507 lbs, Fuel Capacity: 17 Litres/4.5 US gal/3.7 Imp gal, and Oil Capacity: 1.8 Litres/3.8 US pt/3.2 Imp gal. The bike could do the standing quarter-mile in 12.6 seconds and had a top speed of 193 km/h/120 mph.

Technical specifications:

Make Model: Suzuki GT 750

Year: 1977 – 78
Engine: Two stroke, transverse 3 cylinder,
Capacity: 738 cc / 45.0 cu in
Bore x Stroke: 70 64 mm
Compression Ratio: 6.7:1
Cooling System: Liquid cooled
Induction: 3 x Mikuni VM 32 carburetors
Ignition: Battery and coil
Starting: Electric & kick
Clutch: Multi-disc, wet
Max Power: 52.2 kW / 70 hp @ 6500 rpm
Max Torque: 83 Nm / 8.5 kgf-m 61.5 lb-ft @ 5500 rpm
Transmission: 5 Speed
Final Drive: Chain
Gear Ratio: 5th 4.84 / 4th 5.90 / 3rd 7.15 / 2nd 9.11 / lst 14.92:1
Front Suspension: Telescopic forks
Rear Suspension: Swinging arm fork with adjustable shock absorber
Front Brakes: 2 x Discs
Rear Brakes: 190 mm drum
Front Tyre: 3.25-19
Rear Tyre: 4.00-18
Dimensions: Length: 2215 mm / 87.2 in Width: 864 mm / 34.0 in Height: 1125 mm / 44.3 in
Wheelbase: 1469 mm / 57.8 in
Ground Clearance: 140 mm / 5.5 in
Dry Weight: 230 kg / 507 lbs
Fuel Capacity: 17 Litres / 4.5 US gal / 3.7 Imp gal
Oil Capacity: 1.8 Litres / 3.8 US pt / 3.2 Imp gal
Standing 1/4 Mile: 12.6 sec
Top Speed (claimed): 193 km/h / 120 mph

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Yamaha RD200 (1977-78)

admin — Sat, 25 Mar 2023 10:46:02 +0000

The Yamaha RD200 was a two-stroke, parallel twin motorcycle produced in 1977-78. It had a torque induction engine with a capacity of 195cc and a 7.1:1 compression ratio. The bike had autolube lubrication with a 1.2L oil capacity and 2x Y20P carburetors for induction. The ignition was battery coil and it could start with either electric or kick. The bike had a maximum power of 20 hp at 8000rpm and a maximum torque of 1.9 kgf-m at 7000rpm. The clutch was a wet multi-plate and it had a 5-speed transmission with a chain final drive. The front suspension was telescopic forks and the rear suspension had dual shocks. The single 245mm disc front brake was balanced with a rear drum brake. The bike had a length of 1945mm, width of 755mm, and height of 980mm with a wheelbase of 1240mm. The seat height was 780mm and the ground clearance was 155mm. With a wet weight of 140kg, the bike had an 11.5L fuel capacity.

Technical specifications:

Make Model: Yamaha RD 200

Year: 1977 – 78
Engine: Two stroke, torque induction, parallel twin
Capacity: 195 cc / 11.8 cu-in
Bore x Stroke: 52 46 mm
Cooling System: Air cooled
Compression Ratio: 7.1:1
Lubrication: Autolube
Oil Capacity: 1.2 L
Induction: 2x Y20P Carburetors
Ignition: Battery coil
Starting: Electric & Kick
Max Power: 20 hp / 14.7 kW @ 8000 rpm
Max Torque: 1.9 kgf-m / 8.6 Nm @ 7000 rpm
Clutch: Wet multi-plate
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Rear Suspension: Dual shocks
Front Brakes: Single 245 mm disc
Rear Brakes: Drum
Front Tyre: 2.75-18-4PR
Rear Tyre: 3.25-18-4PR
Dimensions: Length 1945 mm / 76.5 in Width 755 mm / 29.7 in Height 980 mm / 38.5 in
Wheelbase: 1240 mm / 48.8 in
Seat Height: 780 mm / 30.7 in
Ground Clearance: 155 mm / 6.1 in
Wet Weight: 140.0 kg / 308.6 lbs
Fuel Capacity: 11.5 Litres / 3.0 US gal

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Ducati 900 SD Darmah (1977-78)

admin — Sat, 25 Mar 2023 00:19:03 +0000

The Ducati 900 SD Darmah, produced from 1977-78, is a four-stroke motorcycle with a 90 degree L twin cylinder engine, bevel gear driven, and 2 valves per cylinder. It has a capacity of 864 cc and a compression ratio of 9.4:1. Other features include air cooling, two Dell’Orto PHM 40 A/B/C carburetors, an electronic ignition, and both electric and kick starting. The bike has a maximum power of 47.8 kW/65 hp at 7500 rpm, a wet, multiplate clutch, and five-speed transmission. Its gearing ratios are 1st 2.237, 2nd 1.562, 3rd 1.203, 4th 1.000, and 5th 0.887. With a final drive ratio of 2.533:1 and chain drive, the bike has front suspension with a 38 mm Ceriani 608 telescopic fork, rear suspension with Marzocchi 300 mm dual shocks, and 3-way adjustable suspension. It has two 280 mm disc front brakes, single 260 mm rear disc brake, and a 15 L fuel capacity. With a dry weight of 216 kg and wet weight of 224 kg, the bike has a top speed of 185 km/h and a fuel consumption average of 5.2 L/100 km. It can travel 0-100 km/h in 13.6 seconds with a standing 1/4 mile of 159 km/h. The Bevelheaven.com website offers a manual for this model.

Technical specifications:

Make Model: Ducati 900 SD Darmah

Year: 1977 – 78
Engine: Four stroke, 90 degrees L twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven
Capacity: 864 cc / 52.7 cu in
Bore x Stroke: 86 x 74.4 mm
Compression Ratio: 9.4:1
Cooling System: Air cooled
Induction: 2 x Dell’Orto PHM 40 A, B or C carburetors
Spark Plugs: Champion L88A / Bosch WM7B
Ignition: Electronic
Battery: Yuasa B68 36Ah
Starting: Electric and Kick
Max Power: 47.8 kW / 65 hp @ 7500 rpm
Clutch: Wet, multiplate
Transmission: 5 Speed
Primary Drive Ratio: 2.187:1 (32/70)
Gear Ratios: 1st 2.237 / 2nd 1.562 / 3rd 1.203 / 4th 1.000 / 5th 0.887
Final Drive Ratio: 2.533:1 (15/38)
Final Drive: Chain
Front Suspension: 38 mm Ceriani 608 telescopic fork
Rear Suspension: Marzocchi 300 mm dual shocks, 3-way adjustable
Front Brakes: 2 x 280 mm Disc, 1 piston caliper
Rear Brakes: Single 260 mm disc
Front Wheel: 3.50 – 18
Rear Wheel: 4.25 – 18
Dimensions: Length: 2260 mm / 88.9 in Width: 780 mm / 30.7 in Height: 1090 mm / 42.9 in
Wheelbase: 1550 mm / 61.0 in
Seat Height: 780 mm / 30.7 in
Dry Weight: 216 kg / 476 lbs
Wet Weight: 224 kg / 494 lbs
Braking: 100 km/h – 0: 39 m / 128 ft
Fuel Capacity: 15 L / 4.0 US gal / 3.3 Imp gal
Consumption Average: 5.2 L/100 km / 19.1 km/l / 45 US mpg / 54.0 Imp mpg
Standing 1/4 Mile: 13.6 sec / 159 km/h / 98.8 mph
Top Speed: 185 km/h / 114 mph
Manual: Bevelheaven.com

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Ducati 900SS (1977-78)

admin — Fri, 24 Mar 2023 13:38:02 +0000

The Ducati 900 SS motorcycle was produced between 1977-78 and had a four-stroke, 90-degree L twin, SOHC, 2 valve per cylinder, and bevel gear driven engine with a capacity of 864cc. The bike featured an air-cooled system, 2 Dell’Orto PHM 40A, B, or C carburetors, and electronic ignition with a Yuasa 12N/12A-4A-12V battery. The 5-speed transmission had a wet, multiplate clutch with a primary drive ratio of 2.187:1 and gear ratios of 1.562, 1.203, 1.000, and 0.887. The final drive had a ratio of 2.312:1 and was chain-driven. The bike had a 38 mm Marzocchi fork for front suspension and Marzocchi 310 mm dual shocks for the rear suspension, which were adjustable. It featured 2 x 280mm disc brakes with a 1 piston caliper for the front and a single 229 mm disc brake for the rear. The bike had a length of 2200 mm, width of 675 mm, height of 1050 mm, and a wheelbase of 1500 mm. The seat height was 760 mm, and the dry weight was 188 kg. The fuel capacity was 20 liters, and the bike was able to reach a top speed of 217 km/h or 135 mph. The manual is available at bevelheaven.com.

Technical specifications:

Make Model: Ducati 900 SS

Year: 1977 – 78
Engine: Four stroke, 90 degrees L twin cylinder, SOHC, 2 valves per cylinder, bevel gear driven
Capacity: 864 cc / 52.7 cu in
Bore x Stroke: 86 x 74.4 mm
Compression Ratio: 9.5:1
Cooling System: Air cooled
Induction: 2 x Dell’Orto PHM 40 A, B or C carburetors
Spark Plugs: Champion L81 / L82Y / L88A / Bosch WM7B
Ignition: Electronic
Battery: Yuasa 12N/12A-4A-12V
Starting: Kick (electric as an option)
Max Power: 49.2 kW / 67 hp @ 7500 rpm
Clutch: Wet, multiplate
Transmission: 5 Speed
Primary Drive Ratio: 2.187:1 (32/70)
Gear Ratios: 1st 2.237 / 2nd 1.562 / 3rd 1.203 / 4th 1.000 / 5th 0.887
Final Drive Ratio: 2.312:1 (16/37)
Final Drive: Chain
Front Suspension: 38 mm Marzocchi fork
Rear Suspension: Marzocchi 310 mm dual shocks, 3-way adjustable
Front Brakes: 2 x 280mm Disc, 1 piston caliper
Rear Brakes: Single 229 mm disc
Front Wheel: 3.50 – 18
Rear Wheel: 4.00 – 18
Dimensions: Length: 2200 mm / 86.6 in Width: 675 mm / 26.6 in Height: 1050 mm / 41.3 in
Wheelbase: 1500 mm / 59.0 in
Seat Height: 760 mm / 29.9 in
Dry Weight: 188 kg / 414 lbs
Fuel Capacity: 20 L / 5.3 US gal / 4.4 Imp gal
Standing 1/4 Mile: 12.6 sec
Top Speed: 217 km/h / 135 mph
Manual: Bevelheaven.com

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Honda CB500T (1977-78)

admin — Fri, 24 Mar 2023 11:28:00 +0000

The Honda CB500T was a motorcycle produced between 1977-78. It had a four-stroke parallel twin cylinder DOHC engine with 2 valves per cylinder and a capacity of 498cc or 30.4 cu-in. Fuel was delivered by a Keihin carburetor and battery induction ignition. The bike was capable of producing a maximum power of 42 hp or 30.7 kW at 8000 rpm and a maximum torque of 29.5 Nm or 21.8 lb-ft at 7000 rpm. It had a compression ratio of 8.5:1, a 5-speed transmission, and a final drive chain. The front suspension consisted of telescopic hydraulic forks with 121 mm or 4.7 in of wheel travel, while the rear suspension was a swinging fork with 79 mm or 3.1 in of wheel travel. The front brake was a single disc, and the rear brake was a drum brake. The bike also had a wheelbase of 1410 mm or 56 inches, a seat height of 860 mm or 31.0 in, and a wet weight of 209 kg or 463.0 lbs. The fuel capacity was 16 liters or 4.2 US gallons.

Technical specifications:

Make Model: Honda CB 500T

Year: 1977 – 78
Engine: Four stroke, parallel twin cylinder, DOHC, 2 valves per cylinder,
Capacity: 498 cc / 30.4 cu-in
Bore x Stroke: 70.0 x 64.8 mm
Cooling System: Air cooled
Compression Ratio: 8.5:1
Induction: Keihin carburetor
Ignition: Battery induction
Starting: Electric & Kick
Max Power: 42 hp / 30.7 kW @ 8000 rpm
Max Torque: 29.5 Nm / 21.8 lb-ft @ 7000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic hydraulic forks
Front Wheel Travel: 121 mm / 4.7 in
Rear Suspension: Swinging fork
Rear Wheel Travel: 79 mm / 3.1 in
Front Brakes: Single disc
Rear Brakes: Drum
Front Tyre: 3.50-19
Rear Tyre: 4.00-18
Wheelbase: 1410 mm / 56 in
Seat Height: 860 mm / 31.0 in
Wet Weight: 209 kg / 463.0 lbs
Fuel Capacity: 16 Litres / 4.2 US gal

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