0 000 ENGINE ASSEMBLY NOTE When installing the following engines on applicable past models non interchangeable parts must be discarded and replaced with parts that fit the replacing engine See Engine Installation Instruction Charts in the General Information Section 55 64 Pass 265 283 exc T G 3970186 1 less distributor exhaust manifolds flywheel clutch housing and component parts 55 62 Pass w P G 235 3820219 1 55 62 Pass 235 exc P G 3819649 1 62 64 Pass 327 3970188 1 less flywheel dist exh mflds clutch housing and all clutch components 63 64 Pass 230 3930950 1 less dist water pump flywheel clutch housing and all clutch components The above engine assemblies do not include the following sub assemblies Carburetor Fan Blade and Pulley Ignition Wiring Fuel Pump Generator Starting Motor Oil Filter Assy Ignition Coil Ventilator Assy NOTE Special equipment production assemblies are available while in production through Central Office on direct order Form PC 785 0 002 BOLT SPACER STUD WASHER Engine Mounting Small Attaching 55 57 Pass w P G 3722375 3 rear mtg Vm 14 x 1 non thd shoulder 52 54 Pass 3700333 2 SPACER frt mtg bolt tube O D x 2 O L 63 64 Pass 6 cyl 3826168 2 SPACER frt mtg eng brkt U shape 2Vz O L Note 1 NOTE 1 It may be necessary to reduce length to 2 55 57 Pass 3714361 2 STUD front 6 O L w 24 thds both ends 55 57 Pass w P G 3729379 1 STUD rear mtg to trans V 6 14 20 x 1 is O L 55 57 Pass 3710525 4 WASHER front small cushion l D x 1 O D 55 57 Pass 3714360 4 WASHER front large cushion UW D x 2V4 O D 0 004 PLATE Engine Front Mounting 38 53 Pass 3690511 1 w bolts 2V cam hole Note 1 NOTE 1 Gasket 3703488 must be used with 3690511 which has straight oil groove between nozzle hole and cam opening When installing on Pass cut bolts flush with bottom of flange 54 62 Pass 6 cyl 3709945 1 2 cam hole stamped 4 Note 2 NOTE 2 Gasket 3703488 must be used with 3709945 Also when using on Pass cut bolts flush with bottom of flange 0 005 GASKET Engine Front Mounting Plate 38 48 Pass 839048 1 2V4 cam hole Note 1 I NOTE 1 839048 can only be used with crankcase frt end plate having circular oil groove between nozzle 4 hole and cam opening 49 62 Pass 6 cyl 3703488 1 2 camhole 0 010 GASKET UNIT Engine or Tune Up 38 52 Pass A 53 Pass exc P G 3702872 1 engine Note 1 53 Pass w P G 54 62 Pass 6 cyl 3752756 1 engine Note 1 55 58 Pass 265 283 3775705 1 engine Note 1 58 64 Pass 348 409 3775707 1 engine Note 2 NOTE 2 When using 3775707 on early 1958 models it will be necessary to replace 3745384 seal with 3736443 seal 59 64 Pass 283 327 3931596 1 engine 63 64 Pass exc 8 cyl 3834936 1 engine Note 1 NOTE 1 The above Engine Small Parts Gasket Units together with Oil Pan Gasket Unit Group 1 429 and Cylinder Head Gasket Unit Group 0 289 provide all necessary Gaskets for complete engine overhaul 0 027 MOUNTING CUSHION Engine also see group 4 081 38 39 FC GB HB JB 41 48 Pass exc Conv 50 51 Pass w P G 3659291 2 front ldent No 3659291 38 40 Pass exc FC GB HB JB 41 48 Conv 49 51 Pass exc P G 3693425 2 front ldent No 3693425 52 54 Pass 3700332 2 front lower ldent No 3700332 52 Pass 53 54 Pass exc Conv 3702889 2 upper Ident No 3702889 53 54 Conv 3703873 2 front upper Ident No 3703873 55 Pass w P G 56 57 Pass w A T exc Conv 3725285 L H rear left ldent No 3725285 55 Pass w P G 56 64 Pass w A T exc Conv 3725286 R H rear right ldent No 3725286 55 56 Pass exc P G 3728507 L H rear left ldent No 3728507 Note 1 1970 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 30 0 1 0 000 0 027