0 207 GASKET Engine Rear Housing and Crankcase Front End Cover 60 61 CORVAIR F C housing 14 holes 9 1 4 O L 6257622 1 45 62 64 CHEVY CHEVELLE exc 8 cyl cover 8 holes 8 3 8 opening at end 19 32 wide 3788471 1 15 62 63 CORVAIR F C housing 14 holes 9Y O L 3817674 1 45 64 CORVAIR F C housing 3849155 1 45 64 CHEVY CHEVELLE 8 cyl cover 10 attach 2 dowel holes 3799620 1 15 0 213 SEAL ASSY Engine Rear Housing and Crankcase Front End Cover 60 64 CORVAIR F C housing stamped 6257476 6257476t 1 1 25 62 64 CHEVY cover 2 1 4 O D stamped 3835946 3835946 1 1 50 tNOTE When using 6257476 in place of 6255851 it will also be necessary to use 1 6257477 Crankshaft Rear Oil Slinger Also the outboard face of pilot hole of engine rear Housing Assy 6255848 must be chamfered 1 32 x 45 degrees to provide a lead in for 6257476 Seal 0 269 HEAD ASSY HEAD UNIT PLUG Cylinder Refer to TAPLOC group 8 914 in P A 30 for thread repair 61 ALL w H Per 2nd design exc P G 61 MONZA 2 DR w P G 2nd design exc H Per 61 MONZA 4 DR w P G exc H Per 9 to 1 comp ratio cast 3813516 3796023 2 58 00 62 CORVAIR exc MONZA H Per 62 MONZA exc P G H Per Turbocharger cast 3813512 or 3813513 3813508 2 49 50 62 63 CORVAIR w H Per 62 63 MONZA w P G cast 3813516 3813511 2 58 00 61 63 F C cast 3813513 or 3817568 3817566t 2 49 50 62 63 CORVAIR w Turbocharger cast 3817287 3817286 2 58 00 62 CHEVY 4 cyl cast 3788519 3791078 1 42 25 62 64 CHEVY CHEVELLE 6 cyl cast 3824435 3793570 1 54 50 63 64 CHEVY 4 cyl cast 3824433 3793544 1 42 25 64 CHEVY CHEVELLE 6 cyl cast 3824437 3794084 1 54 50 64 CHEVY CHEVELLE 283 cast 3795896 3817680 2 43 00 64 CORVAIR F C w H Per 3819875 2 56 00 64 SPYDER 38199080 2 56 00 60 61 ALL w Per 1st design HEAD UNIT 8 to1 compt ratio cast exc P G 3786592 3789428 2 59 50 60 ALL exc H Per HEAD UNIT 8 to 1 Comp ratio Cast 3786588 or3786589 3789426 92 56 50 61 CORVAIR exc MONZA H Per 61 MONZA exc P G H Per 61 MONZA 2 DR w P G 1st design exc H Per 62 CORVAII2 exc MONZA H Per 62 MONZA w 3 4 SPD exc Turbocharger 62 MONZA P G w C A C HEAD UNIT cast 3813512 or 3813513 3820859 2 56 50 63 CORVAIR exc MONZA H Per 63 MONZA w 3 4 SPD exc H Per Turbocharger 63 MONZA P G w C A C exc H Per HEAD UNIT cast 3813513 3840578 2 56 50 60 ALL PLUG choke pipe heat holes tapered lead 5 16 O D x 5 16 long 6256887 A R 3 750 NOTE Includes head assy and 3 head gaskets tNOTE When installing this Head Assy on engines equipped with Valve Rotator Assemblies it is mandatory that Rotator Assembly 3817362 be used If the engine is equipped with Valve Spring Caps and Shims engine date stamps TO801 thru T0815 discard such parts and replace with Rotator Assembly 3817362 NOTE When installing Universal Head Units on 1960 Models it is necessary to also use Hose 3786303 Group 3 267 in order to adapt the 3 8 Cyl Head Vacuum Balance Tube Connector to the 1960 5 8 Vacuum Balance Tube NOTE When using on L H side plug oil drain back connector pipe hole with Plug 3751579 1 097 0 207 0 269 0 1963 General Motors 78 Co o raiion