Technical data

STD. REPAIR SERVICE
VALUE LIMIT LIMIT
Oil clearance 0.15mm
20. Pump Camshaft
Driving method Gear drive
Bearing Front: ball bearing
Rear: cylinder block hole
Cam lobe height 44 mm -1.0 mm
21. Tappet
O.D. 23 mm
Tappet to cylinder block hole clearance 0.15 mm
22. Push Rod
Bend Within 0.3mm
23. Oil Pump
Type Trochoid type
Check valve opening pressure
W13 3.5kg/cm2
W21 6.0kg/cm2
W27, W33 4.0kg/cm2 (@ 500 Pump RPM)
Outer rotor to body clearance 0.15-0.20mm 0.3 mm
Outer rotor to inner rotor clearance 0.05-0.12mm 0.25 mm
Rotor to cover clearance 0.03-0.07mm
24. Fuel System
a. Fuel supply pump Electromagnetic type
Delivery rate 225 cc or more (15 seconds, 12 VDC)
b. Fuel injection pump rate at
smoke set (ss)
W13 1500 RPM: 26.0 +/- 1.0mm
3
/stroke
W21 1500 RPM: 28.0 +/- 1.0mm
3
/stroke
W27 1500 RPM: 27.5 +/- 1.0mm
3
/stroke
W33 1500 RPM: 30.0 +/- 1.0mm
3
/stroke