2 - 5
ENGINE SPECIFICATIONS
SPARK PLUGS
STANDARD
Model (manufacturer) x quantity
NGKCR8E
Distance between electrodes
0.6 ÷ 0.7 mm
CYLINDER HEAD
STANDARD
Head gasket maximum warp
0.03 mm
CAMSHAFTS
STANDARD
Control system
chain drive
Camshaft diameter
Ø 22.957-22.97 mm (Limit 22.94 mm)
Clearance between support and camshaft
cap
0.03-0.064
Clearance between camshaft and cam-
shaft seat
0.02-0.054mm
Camshaft radial clearance
0.01mm (Limit 0.02mm)
Camshaft lobe dimensions on intake side
B
A
Size “
A”
= 32.2 mm
Size “
B”
= 24,8 mm
Camshaft lobe dimensions on exhaust
side
B
A
Size “
A”
= 31.9 mm
Size “
B”
= 24,92 mm
Maximum camshaft eccentricity
0.04 mm (0.00015 in.)
FUEL
STANDARD
Recommended fuel
lead free petrol RON 93 min.
TIMING
CHAIN
STANDARD
Tensioning system
Automatic
TECHNICAL DATA
COPY - Moto GB - Grant Martland - [email protected]
Summary of Contents for TRK 502
Page 6: ...1 1 1 COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 19: ...2 2 1 COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 37: ...3 1 3 COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 40: ...3 4 NOTES COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 95: ...4 1 4 COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 254: ...5 1 5 COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 345: ...6 1 6 COPY Moto GB Grant Martland grantmartland motogb co uk ...
Page 360: ...ELE 16 7 COPY Moto GB Grant Martland grantmartland motogb co uk ...