AJP PR7 - Engine and Drivetrain Specifications

E.2
Engine
IGNITION
Type
Single cylinder, 4 stroke, DOHC
Type
DELPHI, electronic with automatic
advance adjustment
(digital control)
Cooling
Liquid cooled with dual
electric fan
Displacement
600 cc
Spark plug type
NGK CR8EB
Bore
100 mm
Spark plug electrode gap
0.6 – 0.7 mm
Stroke
76.4 mm
Compression ratio
12.4:1
Start
Electric
FUEL SYSTEM
Fuel
Unleaded fuel 95
Type
Electronic fuel injection,
AJP Ø45 mm throttle body
Fuel consumption
3.7 L/100 km
CO
2
emission
83 g/km
CLUTCH
Type
Oil bath multiple disc clutch,
hydraulic control
TIMING SYSTEM
Type
4 valves, dual overhead camshaft
(DOHC), commanded by silent
chain
TRANSMISSION
Type
Constant mesh gear type
Total of gears
6
Valve clearance (cold engine)
Primary ratio
75/32
Intake
0.10 mm
1
st
gear ratio
2.615 (z 34/13)
Exhaust
0.15 mm
2
nd
gear ratio
1.812 (z 29/16)
3
rd
gear ratio
1.350 (z 27/20)
LUBRICATION
4
th
gear ratio
1.091 (z 24/22)
Type
Wet sump with lobe pump,
cartridge oil filter and two oil
strainer filters
5
th
gear ratio
0.957 (z 22/23)
6
th
gear ratio
0.880 (z 22/25)
Final ratio
45/15