Honda XRV750 Africa Twin (1990)

admin — Tue, 04 Apr 2023 11:43:14 +0000

The Honda XRV750 Africa Twin motorcycle, released in 1990, contains a four-stroke longitudinal 52-degree V-twin engine with a capacity of 742cc. It has a compression ratio of 9.0:1 and valve clearances of 0.13 to 0.17mm for intake valves and 0.18 to 0.22mm for exhaust valves when the engine is cold. The Africa Twin has a liquid-cooled system with a 2.03-liter capacity and a wet sump lubrication system. The starting mechanism is electric and it produces a maximum power of 62 hp / 45.3 kW @ 7500 rpm and a maximum torque of 62.7 Nm / 6.4 kgf-m @ 6000 rpm. The clutch is wet with multiple discs that are cable-operated, and it features a five-speed transmission and a chain final drive. The frame is a single downtube with double-loop cradle rectangular section steel. The suspension system includes a 43mm air-assisted telescopic fork on the front and a Pro-Link with 214mm wheel travel for the rear. The front brakes consist of two 276mm discs with two-piston calipers and the rear brake has a single 256mm disc with one-piston caliper. The Africa Twin weighs 185 kg in a dry state and 198 kg when wet, has a fuel capacity of 23 liters, and consumes an average of 16.8 km/lit. It has a top speed of 177.7 km/h and can complete the standing 1/4 mile in 13.4 seconds at 154.5 km/h. The Africa Twin’s color and codes lights are Motosprint Adventure Group Test Honda XRV750 1990 Motosprint.

Technical specifications:

Make Model: Honda XRV 750 Africa Twin

Year: 1990
Engine: Four stroke, Longitudinal 52 degreesV-twin. SOHC, 3 Valve per cylinder
Capacity: 742 cc / 45.2 cu-in
Bore x Stroke: 81 x 72 mm
Compression Ratio: 9.0:1
Valve clearances (COLD engine): Intake valves: 0.13 to 0.17 mm Exhaust valves: 0.18 to 0.22 mm
Cooling System: Liquid cooled, 2.03 l (2.15 US qt, 1.79 Imp qt)
Lubrication: Wet sump
Engine Oil: (After draining) 2.4 l (2.5 US qt, 2.1 Imp qt) (After draining and oil filter change) 2.6 l (2.7 US qt, 2.3 Imp qt) (After disassembly) 3.2 l (3.4 US qt, 2.8 Imp qt)
Induction: 2x 38 mm Flat side CV
Idle speed: 1,200 +/- 100 min ^1(rpm) …E,G,F,ED,AR,II G 1,200 +/- 50 min ^1(rpm) ..SW
Ignition: TCI (Transistor Controlled Ignition)
Battery: 12V – 12AH
Generator: 0.36kW/5,000min ^1(rpm)
Spark Plug: Standard: DPR8EA9 (NGK) or X24EPR – U9 (DENSO) Cold climate (Below 5 degreesC, 41 degreesF): DPR7EA9 (NGK) or X22EPR – U9 (DENSO) For extended high speed riding: DPR9EA9 (NGK) or X27EPR – U9 (DENSO)
Spark Plug Gap: 0.80 – 0.90 mm (0.031 – 0.035 in)
Starting: Electric
Max Power: 62 hp / 45.3 kW @ 7500 rpm
Max Torque: 62.7 Nm / 6.4 kgf-m @ 6000 rpm
Clutch: Wet, multiple discs, cable operated
Transmission: 5 Speed
Final Drive: Chain
Primary Reduction: 1.763
Gear Ratio: 1st: 3.083 / 2nd: 2.062 / 3rd: 1.550 / 4th: 1.272 / 5th: 1.083
Final Reduction: 2.812 …E,G,F,SW,ED,II G 2.687 …AR
Frame: Single downtube with double-loop cradle, rectangular section, steel
Front Suspension: 43 mm air-assisted telescopic fork
Front Wheel Travel: 220 mm / 8.6 in
Rear Suspension: Pro-Link 214 mm wheel travel with preload and compression damping adjustment
Rear Wheel Travel: 214 mm / 8.4 in
Front Brakes: 2x 276 mm discs 2 piston calipers
Rear Brakes: Single 256 mm disc 1 piston caliper
Rim Front: 21-inch spoke, aluminium rim
Rim Rear: 17-inch spoke, aluminium rim
Front Tyre: 90/90-21 54S
Rear Tyre: 130/90-17 65S
Rake: 27 degrees
Trail: 133 mm / 5.2 in
Dimensions: Length 2315 mm / 84 in Width 895 mm / 35.2 in Height 1420 mm / 55.9 in
Wheelbase: 1565 mm / 61.6 in
Seat Height: 880 mm / 34.6 in
Dry Weight: 185 kg / 407.8 lbs
Wet Weight: 198 kg / 436.5 lbs
Fuel Capacity: 23 Litres / 5.2 gal
Reserve: 5.1 Litres / 1.35 gal
Consumption average: 16.8 km/lit
Braking 60 – 0 / 100 – 0: 13.2 m / 40.4 m
Standing 1/4 Mile: 13.4 sec / 154.5 km/h
Top Speed: 177.7 km/h
Road Test: Colours and codes lights Motosprint Adventure Group Test Honda XRV750 1990 Motosprint

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Vespa LX50 4T (2006-12)

admin — Thu, 30 Mar 2023 18:57:03 +0000

The Vespa LX 50 4T was manufactured from 2006-2012 with a four-stroke, single-cylinder, 4 valve, 49.3 cc engine with a compression ratio of 11.1:1. It has a wet pump, chain-driven trochoidal pump for lubrication and is air-cooled, forced for cooling. The ignition is electronic capacitive (CDI) and has a kick-start. The automatic, dry centrifugal clutch produces a max power of 3.1 kW / 4.3 hp @ 8500 rpm and max torque of 3.5 Nm / 0.4 kgf-m / 2.6 ft/lb @ 6500 rpm. The CVT has a torque server which provides the belt final drive. The Vespa is designed with a load-bearing pressed sheet steel frame with single arm front suspension with a helical spring and dual effect hydraulic single shock absorber and a coil spring and dual effect single shock absorber for the rear suspension. The front brakes have a 200mm disc while the rear brakes have a 110mm drum. The wheels are made from pressed die-cast aluminum alloy with the front tire 110/70-11″ and the rear tire 120/70-10″. Overall dimensions are length: 1755mm/69.1in, width: 740mm/29.1in, wheelbase: 1280mm/50.4in and seat height: 775mm/30.5in with a wet weight of 102kg/225lbs. It has a fuel capacity of 8.6 L/2.3 US gal with a fuel consumption of 2.7 L/100 km / 37 km/l / 87 mpg and a top speed of 63 km/h / 39 mph. Available colors are light blue, midnight blue, white, maroon, dragon red, and volcano black.

Technical specifications:

Make Model: Vespa LX 50 4T

Year: 2006 – 12
Engine: Four Stroke, single cylinder, 4 valve
Capacity: 49.3 cc / 3.0 cub in
Bore x Stroke: 39 x 41 mm
Compression: 11.1:1
Lubrication: Wet pump, chain driven trochoidal pump
Cooling: Air cooled, forced
Spark Plug: NGK CR9EB / NGK CR9EIX
Ignition: Electronic capacitive (CDI)
Starting: Kick start
Clutch: Automatic, dry centrifugal
Max Power: 3.1 kW / 4.3 hp @ 8500 rpm
Max Torque: 3.5 Nm / 0.4 kgf-m / 2.6 ft/lb @ 6500 rpm
Transmission: CVT with torque server
Final Drive: Belt
Frame: Loadbearing pressed sheet steel
Dimensions: Length: 1755 mm / 30.4 in Width: 740 mm / 29.1 in
Wheel Base: 1290 mm / 50.7 in
Seat height: 775 mm / 30.5 in
Front Suspension: Single arm with helical spring and dual effect hydraulic single shock absorber
Rear Suspension: Coil spring and dual effect single shock absorber
Front Brakes: 200 mm disc
Rear Brakes: 110 mm drum
Wheels: Pressed die cast aluminium alloy
Front Tyre: 110/70-11″
Rear Tyre: 120/70-10″
Dimensions: Length: 1755 mm / 69.1 in Width: 740 mm / 29.1 in
Wheelbase: 1280 mm / 50.4 in
Seat Height: 775 mm / 30.5 in
Wet Weight: 102 kg / 225 lbs
Fuel Capacity: 8.6 L / 2.3 US gal
Fuel Consumption: 2.7 L/100 km / 37 km/l / 87 mpg
Top Speed: 63 km/h / 39 mph
Colours: Light blue, Midnight blue, White, Maroon, Dragon Red, Volcano Black

The post Vespa LX50 4T (2006-12) appeared first on MotorcycleSpecifications.com.

Vespa LX50 4T Archives - MotorcycleSpecifications.com

Honda XRV750 Africa Twin (1990)

Technical specifications:

Vespa LX50 4T (2006-12)

Technical specifications: