Oil Pump: Installation
Clean and oil all parts. Install outer rotor with chamfered edge inward facing toward drive shaft. Install valve piston, spring, plug, "O" ring and cotter pin in pump cover. Place "O" ring in pump housing groove. Install cover and tighten screws. Rotate pump until drive shaft engages in engine. Slide pump up against engine and install four attaching screws.
OIL PUMP SPECIFICATIONS
| End Clearance Rotor-to-Housing | ||
| Rotor Vane Type | .001-.005" (.02-.12 mm) | |
| Dual Rotor Type | .002-.003" (.05-.07 mm) | |
| Radial Clearance Rotor | ||
| Blades-to-Housing | max. 0.026" (.66 mm) | |
| Rotor Shaft Diameter | .498-.499" (12.64-12.67 mm) | |
| Rotor Shaft Bore | .500-.501" (12.70-12.72 mm) | |
| Pressure Relief Spring | ||
| Free Length | 2.06" (52.32 mm) | |
| Compressed Length | 1.32" (33.52 mm) | |
| Spring Pressure (Compressed) | 15-16 lbs. (6.80-7.25 kg) | |