IN LINE 6 GAS ENGINE 50 60 65 0 206 COVER ENGINE TIMING GEAR 8 2220A 1 3996616 250 292 Incl SeaI Rep 3992251 0 207 GASKET ENGINE TIMING GEAR COVER 8 2230A 1 1 3923472 250 292 0 269 HEAD ENGINE CYLINDER 8 0570A 1 1 6259693 250 292 0 289 GASKET SET ENGINE CYLINDER HEAD OVERHAUL 8 0580A 1 345030 250 Incl 1 Head Gasket 1 Water Outlet Gasket 1 Rocker Cover Gasket 2 Push Rod Cover Gasket Manifold Gasket Thermostat Hsg Gasket Exhaust Pipe Gasket 12 Valve Stem Oil Seal RepI 6259388 1 345029 292 Incl Head Gasket Water Outlet Gasket Rocker Cover Gasket Push Rnd Cover Gasket Manifold Gasket Thermostat Hsg Gasket 12 Valve Stem Oil Sea Rep 6259387 0 289 GASKET ENGINE CYLINDER HEAD TO BLOCK 8 0640A 1 1 465893 250 292 Repl 3901016 355754 1 1 465893 292 Eff w 1977 RepI 355754 0 293 BOLT ENGINE CYLINDER HEAD 8 0600A 14 13 3788417 250 292 2 In 13 x 3 u In 0 293 STUD ENGINE CYLINDER HEAD TO BLOCK 8 0680A 1 1 9787075 292 Repl 3834490 0 296 VALVE INTAKE SEE RPO N0 L 8 0710A 6 6 3989088 250 292 Std 6 6 3997749 250 292 003 OS 6 6 3997750 250 292 015 OS 6 6 3997751 250 292 030 OS 0 297 VALVE EXHAUST SEE RPO N0 L 8 0700A 6 329275 250 Std RepI 3989084 6 3995602 250 003 OS 6 3995603 250 015 OS 6 3995604 250 030 OS 6 6 6263778 292 Std 6 6 6263774 292 003 OS 6 6 6263775 292 015 OS 6 6 6263776 292 030 OS 0 303 SPRING VALVE 8 0820A 12 3864895 250 12 12 3735381 292 Incl Damper 8 8 3911068 350 Incl Damper 0 308 SEAL OIL INTAKE VALVE 8 0795A 12 12 2194132 250 292 Repl 3835333 0 308 SHIELD OIL VALVE 8 0810A 12 12 3836755 250 292 0 309 CAP VALVE ROTATOR 8 0730A 12 12 3729363 250 292 0 309 ROTATOR EXHAUST VALVE 8 0793A 6 6 6263794 292 0 310 KEY VALVE SPRING CAP 8 0760A 24 24 838029 250 292 0 333 ARM ROCKER VALVE 8 0850A 12 12 5723551 250 292 I It RepI 3788498 0 386 COVER ENGINE CYLINDER HEAD 8 0620A 1 1 6259798 250 292 1973 1 1 360932 250 292 1974 1975 1976 Repl 345007 1 1 473333e 292 Eff w 1977 RepI 458176 WAREHOUSlNG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION 78TM N S rererence amy Added this issue 0 5 0 206 0 386 AR PART