ENGINE INSTALLATION INSTRUCTIONS PART N0 3918793 CONT I965 MODELS Require items A thru O Q R plus the following Item Qty Part No Description Remarks v 1 7002650 Carb Main Metering Jet AH m d 1S x LDFC H Pe Purchase new W 1 3001406 Oil Cooler Unit A11 CAC LDFC models only Pur X 1 3838403 Crankshaft Pulley CAC models chase new or transfer from replaced only engine Y 1 3798048 Engine Rear Shroud Assy RH LDFC models only Purchase new or Z 1 3845492 Engine Rear Mounting Brkt transfer from replaced engine I964 MODELS Require items A B D thru O Q R U W Z plus the following AA 1 3847774 Cl1 1 SE x 1 Press Plate LDFC Exc H Perf models Only AB 1 3844132 Clutch Cover Press Plate Purchase Pew Or transfer from re placed engme 2nd Design All Corvair H Perf LDFC models AC 1 3844132 Clutch Cover Press Plate Purchase new or transfer from re placed engine AD 1 3798048 Engine Rear Shroud Assy RH AE 1 3814582 on Filter at Gen Adapter Assy A1 r d S a w t Sf AF 1 3795444 Eng Rear Mounting Brkt Exc P g LDFC All dl LDFC HP f AG 1 7002653 Carb Main Meter1ng Jet pulgghisi nig er AH 1 3856615 Engine Blower T A1 1 3856616 Engine Blower Pulley J All d 1s P h w GENERAL INFORMATION 1 When installing clutch housing transmission pilot bore alignment and face runout should be checked as specified in the shop manual 2 Various mounting bolt holes located on the cylinder heads of the above assembly have been enlarged and relocated When using on certain models it may be necessary in some locations to use a 3 8 x 16 bolt and enlarge engine sheet metal holes to match mounting hole in cylinder head 197O CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORAT ON P A 31S 48