I i i r T a 3 F x r PIN 1 Y r 7 C 77 Fig 116 Installing Pressure Regulator Groove Pin NOTE Seal is coated with a high melting 350 F point cup grease between sealing lips on the inside diameter Seal to be installed must have this cup grease which is maintained for the life of the seal Oil Cooler By Pass Valve Replacement 1 Remove oil cooler by pass valve from the engine rear housing by catching the inner edge of the valve with a suitable hook or small screw driver 2 Install a new oil cooler by pass valve with the spring down fig 115 Housing Replacement When replacing the engine rear housing as a new unit certain operations are required as outlined below 1 Install groove pin fig 116 which holds oil pump pressure regulator valve in place if so equipped 2 Install oil pump gallery plug flush with the counterbore using sealing compound fig 117 3 Install a new rear housing seal as previously outlined 4 Install distributor holding stud to a height of 7 8 measured from distributor pad on engine rear housing fig 114 FLYWHEEL HOUSING Cleaning and Inspection 1 Wash in cleaning solvent and dry with compressed air 2 Inspect gasket surfaces for nicks or scratches Seal Replacement 1 Tap seal out of flywheel housing with a wood or fibre drift 2 Clean flywheel housing seal surface with a suitable solvent and check this surface for nicks or damage