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600cc JAP

Specifications:

JAP (John Prestwich) 600cc single

Performance Figures:

Power: ....................... 15 BHP

Torque: ...................... not available

Max. BMEP: .............. not available

Engine Specification:

General Data:

Single cylinder engine with a dry sump and an alloy crank case and cast iron block and head. Side vale engine

Bore

83 mm (3.25 in)

Stroke

Not Available

Firing order

1

Crankcase Ventilation

Crankcase breather

Engine Mounting

2 point solid mounting

Clutch

143 mm (5.625 in) 4 disk muti-plate dry

Carburetor

Bowden

Fuel Pump

Gravity fed

Air cleaner

None

Oil filter

None

Water pump

None

Fan

None

Electric’s

6v Negative earth

Alternator / Dynamo

Dynamo Miller 6 volt

Starter motor

Kick Start

Distributor

Sliding contact breaker points

Drive

Skew gear from crankshaft

Ignition advance

Pull cable

Overall Dimensions:

Length (front to back)

280 mm (11 in)

Height

485 mm(19 in)

Width

292 mm (11.5 in)

Weight dry

Not Available