AJS E95 Porcupine (1954)

The AJS E95 Porcupine is a rare motorcycle from 1954, with only 4 units produced. It comes with a powerful 497 cc twin-cylinder engine made of aluminum alloy, with a 45-degree inclination and DOHC. Its twin GP carburetors and Lucas magneto ignition system give it a maximum power of 41 kW / 55 hp at 7600 rpm. The motorcycle boasts a 4-speed close ratio transmission, chain final drive, dual down-tube steel cradle frame, front AMC Teledraulic telescopic fork suspension, dual AMC “Jam-pot” shocks rear suspension, TLS drum 203mm/8in front brake, and SLS drum 203mm/8in rear brake. The AJS E95 Porcupine also features steel wire-spoke wheels with a 3.0 x 19 in front rim and a 3.5 x 19 in rear rim. Its wheelbase measures 1435mm/56.5in, and it has a seat height of 711mm/28in. The dry weight is 152kg/335lb, and the fuel capacity is 19L/5.0USgal. The AJS E95 Porcupine is reviewed by Bonham’s and Wikipedia, and is notable for its rarity and powerful performance.

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Technical specifications:

Make Model: AJS E95 Porcupine

Year: 1954

Production: 4 Units

Engine: Twin cylinder inclined at 45 degrees, aluminium alloy, DOHC

Capacity: 497 cc / 30.3 in

Bore x Stroke: 68 x 68.5 mm

Cooling System: Air cooled

Exhaust: 2-into-2

Induction: Twin GP carburetors

Ignition: Lucas magneto

Max Power: 41 kW / 55 hp @ 7600 rpm

Transmission: 4-Speed, close ratio

Final Drive: Chain

Frame: Dual down-tube steel cradle

Front Suspension: AMC Teledraulic telescopic fork

Rear Suspension: Dual AMC “Jam-pot” shocks

Front Brakes: TLS drum, 203 mm / 8 in

Rear Brakes: SLS drum, 203 mm / 8 in

Wheels: Steel, wire spokes

Front Rim: 3.0 x 19 in

Rear Rim: 3.5 x 19 in

Wheelbase: 1435 mm / 56.5 in

Seat Height: 711 mm / 28 in

Dry Weight: 152 kg / 335 lbs

Fuel Capacity: 19 L / 5.0 US gal

Review: Wikipedia, Bonham’s