400 ENGINE ASSEMBLY GMC GROUP 0 269 Con t 75 76 G 3 Sportvan Rally Wagon 75 76 K 1 Blazer K Jimmy K 76 76 K 2 Sul 4 464036 2 219 00 HEAD w studs 8 0570A 78 K1 2 400 w Calif 78 G2 3 400 w Calif exc Dual Rr Whl 475590 2 222 00 HEAD cyl 8 0570A 78 KI 400 exc Calif 78 K3 400 78 GK2 400 exc Calif 78 G3 03 05 06 400 exc Calif 78 G3I800 400 w Calif 78 G3l303 400 w Calif Duel Hr Whls 464035 2 219 00 HEAD cyl 8 0570A 0 289 GASKET GASKET UNIT Cylinder Head NOTE 1 Unit consists oft 2 Cylinder head gaskets 2 Valve rucker cover gaskets 2 lnlet manifold side gaskets 1 lnlet manifold front gasket 1 Inlet manifold rear gasket 1 Water outlet gasket 1 lgnifi0n timer distributor gasket 2 Exhaust pipe packings and 16 Valve stem oil seals 75 78 All Blazer K Jimmy K 3997790 2 10 20 GASKET 8 0830A 76 77 All Blazer K Jimmy K 345197 I 42 25 GASKET UNIT Note 1 8 0830A 78 K I 2 Blazer K Jimmy K exc Calif 78 K 3 78 G 2 3 exc Calif 78 G 3 w Calif Dual Rr Wheels 474260 I 32 00 GASKET UNIT 8 0530A 78 K l Z Blazer K Jimmy K w Calif 78 G 2 3 w Calif exc Dual Rr Whl 14019898 l 32 00 GASKET UNIT 8 0530A 0 293 BOLT PIN Cylinder Head 75 78 All Blazer K Jimmy K 3704798 16 52 BOLT short 7 14 x 1 i 8 0800A 75 78 All Blazer K Jimmy K 3787488 4 52 BOLT medium 14 x 3 8 0600A Q 76 78 All Blaze K Jimmy K 3734694 14 55 BOLT long if I4 x 3 8 0600A 75 78 All Blazer K Jimmy K 585927 4 35 PIN duwsl x i 8 0568 0 298 VALVE Inlet GMC 8 07108 75 77 All Blazer K Jimmy K 78 G 2 3 K 1 2 exc Calif 78 G 3 03 Calif w Dual Rr Wlil 78 CK 3 3989088 4 R N L VALVE sta 8 07108 75 77 All Blazer K Jimmy K 78 G 2 3 K 1 2 exc Calif 78 G 3 03 Calif w Dual Rr WhIs 78 CK 3 3997749 A Fl 10 25 VALVE 003 0 5 8 07108 75 77 All Blazer K Jimmy K 78 G 2 3 K 1 2 exc Calif 78 G 3 03 Calif w Dual Rr Wlils 78 CK 3 3997750 A R l0 25 VALVE 015 0 5 8 07IOB 75 77 All Blazer K Jimmy K 78 G 2 3 K 1 2 exc Calif 78 G 3 03 Calif w Dual Rr Whls 78 CK 3 3997751 A R 10 25 VALVE 030 0 8 07108 78 K 1 2 w Calif 78 G 2 3 w Calif exc Dual Rr Whls 471531 A R ll 75 VALVE std 8 07108 78 K I 2 w Calif WAREHOUSING AND DISTRIBUTIONDIVISION 0F GENERAL MOTORS CORPOilATl0N LT TRUCK 5l REV 2 83 061 0 289 0 296