454 ENGINE ASSEMBLY GMC GROUP 0 002 BOLT NUT WASHER Engine Mounting 73 78 All M H C 460308 2 1 70 BOLT eng mtg Vu 14 x 5 tt 8 0070A 74 78 All M H C 33I246 6 31 BOLT eng front mtg eng bracket 15 x rt 8 900 8 0070A Q 73 78 All M H C 4 8262212 2 31 NUT eng mtg 14 301M 8 00708 73 78 All M H C 331247 A R 33 WASHER eng mtg 0 793 8 0230 77 78 All 3876340 A R 43 WASHER flat 4 ID 1 X OD thk 8 0230 77 78 A11 3894057 A R 38 WASHER spl flat ID 1 OD thk pc 8 0230 0 010 GASKET UNIT Engine NOTE I 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 NOTE 2 Unit consists of 1 Crankoase front end cover gasket 1 Crankoase front end cover seal asm 2 Water pump gaskets I Fuel pump flange gasket 2 Crankshaft rear bearing oil seals and l Therm by pass elbow gasket 73 77 All M H C 454 476074 1 N L GASKET UNIT w seal Notes 1 2 8 0020A 78 All 454 478074 1 N L GASKET UNIT 8 0020A 0 027 MOUNTING ASM Engine also See Group 4 081 73 78 P 3 4 Spd w Prop Shaft Park Brk 3705444 2 N L MOUNTING ASM rear upper Ident No 3705444 8 0160A 73 78 P 3 4 Spd w Prop Shaft Park Brk 3789949 2 4 80 MOUNTING ASM rear lower Ident No 3789949 8 0160A 73 74 All M H C 75 78 C 1 2 3 75 78 P 3 M H C 357717 2 18 20 MOUNTING ASM front 8 0160A 0 029 BRACKET Engine Mounting 73 78 P 3 exc MHC 6253341 LH 15 20 BRACKET front mtg frame 8 0110A 73 78 P 3 exc MHC 14019022 RH I5 20 BRACKET front mtg frame 8 0110A 73 78 O1 464709 LH 15 80 BRACKET front mtg frame 8 01 10A 73 78 C 1 484710 RH 15 80 BRACKET front mtg frame 8 0110A 73 78 C 2 3 8271363 LH 15 05 BRACKET front mtg frame 8 0 10A 73 78 C 2 3 8271364 RH 15 05 BRACKET front mtg frame 8 0110A 74 78 M H C 6259949 L H 15 15 BRACKET eng front mtg frame B 0 10A 74 78 M H C 8258950 R H 15 15 BRACKET eng front mtg frame 8 0 10A 74 P4 w Prop Shaft Park Brk exc A T 332813 L H 34 25 BRACKET eng rr mtg frame 8 0I10A 74 P 3 w Prop Shaft Park Brk exc A T 332814 R H 34 25 BRACKET eng rr mtg frame 8 0110A 73 78 All M H C 334605 2 10 40 BRACKET front mtg engine 8 0110A 0 033 ENGINE Cylinder NOTE Combination not appearing below should be checked in the Engine Number and Suffix Chart in front of catalog to determine if the combination was available in production If not available no attempt should be made to make the installation PARTIAL ENGINE NOTE 7 Includes block pistons connecting rods and crankshaft NOTE 2 Includes Block Crankshaft Timing Gears Camshaft Pistons and Connecting Rods 73 AII 75 C 1 Cab w H D Chassis 75 C 1 2 Sub 462851 1 1773 00 ENGINE Note 1 8 00108 74 C 1 Cab 74 C 1 Z Sub 75 C 1 Cab exc H D Chassis 358072 1 1773 00 ENGINE Note 2 8 00108 74 75 C 2 3 Cab 74 75 P 3 M H C 462852 1 1773 00 ENGINE Note 1 8 00108 76 C 1 Cab 76 C 1 2 Sub 462851 1 1773 00 ENGINE Note 1 8 00108 78 78 C 2 3 Cab 78 78 P 3 M H C 462852 1 1773 00 ENGINE Note 1 8 00108 77 78 C I Cab 77 78 C 1 2 Sub 462851 1 1773 00 ENGINE Note 1 8 00108 BLOCK ASM ENGINE Q Includes Pistons Crankshaft Bearings and Rear Seal ti WAREHOUSING AND DISTRIBUTIONDIVISION OF GENERAL MOTORS COHPOFIATION LT TRUCI 51 REV 2 83 0 71 0 002 0 033