1946 70 ENGINE ASSEMBLIES 0 297 VALVE Exhaust Note Refer to P A 26 Price Schedule for applicable prices t 4 NOTE 1 May also be used on 1955 56 2 Ton jobs for heavy duty usage NOTE 2 With stellite seat NOTE Extreme care should be exercised when selecting replacement Inlet and Exhaust Valves for 1963 Ser 60 327 cu in Engines Approximately 1200 Cylinder Heads were used in production which have one 1 or more 003 0 5 Valves These Cylinder Heads may be identified by the numeral 3 stamped directly below the casting number STD 003 0 S 015 0 S 020 0 S 030 0 S 040 0 S 41 49 All 3835318 50 55 l Ton 6 cyl exc D D H D 235 3835639 50 55 2 Ton 50 55 D D 1 Ton H D 235 55 58 All 6 cyl exc 1955 Ser 4 i 55 59 All 265 283 exc Ser 6 w H D 283 I 57 88 All 6 cyl exc 261 292 67 89 All 250 67 70 All 283 307 6263778 6263774 3995603 6263776 70 All 250 329275 39956012 3995603 3995604 57 88 All 261 292 t 57 59 Ser 6 w H D 283 60 70 All 283 327 350 I 89 70 Ser 40 50 292 69 70 Ser 40 w L P Gas 250 3989089 3997726 3997727 3997725 59 61 All 348 37541436 82 70 All 3 53 4 53 6V 53 5199323 82 85 All 348 409 3781679 38145315 3814537 85 88 All D351 2461805 2461807 65 89 All D DH478 2461813 2461814 2461815 1 2461816 88 70 All 366 330808 330821 2330822 330823 88 70 All 427 330808 330821 2330822 330823 89 70 All w L P Gas 350 6263778 6263774 6263775 6263776 89 70 All w L P Gas 366 3859914 3981054 3981055 3981056 0 303 SPRING SHIM Valve NOTE 1 When using in place of 3864895 250 eng it will be necessary to discard old valve spring cap and replace with 3729363 identified by letter H on top face NOTE 2 To be used in place of Valve Stem Oil Shield when removed at customers request Also see Group 0 269 for use w Cylinder Heao Assy 3820640 38 53 All 54 55 All 235 3835626 I2 I D x 2 az free length 7 coils yellow aluminum or bronze 55 83 All 261 58 58 All 235 3836640 I2 exhaust and inlet l S x 2 free V length 8 coils yellow purple bronze or aluminum 55 58 Ser 5 6 7 8 8 cyl inlet 58 Ser 4 8 cyl 57 82 All 265 283 V 3836331 A R exhaust and inlet less dampener I D x 2 n free length 7 z coils It pink y gray It green lavender brown or met blue 58 85 All 348 409 3743960 I6 exhaust and inlet w dampener az l D x 2 free length 6 coils yellow aluminum dk green lavender dk blue or maroon spot of paint on bottom 3 coils on basket end 59 82 All 235 4 3758492 l2 gray orange pink blue or green 62 All 327 63 88 All 250 292 283 327 87 70 All 292 3735381 A R inlet and exhaust w damper 2 yellow stripes with a maroon aluminum dk green black blue and white or tan stripe Note 1 83 85 Ser 50 230 88 70 All 250 3864895 I2 inlet and exhaust 85 69 All D351 D DH478 2459782 2 valve inner 65 69 All D351 D DH478 2459783 2 valve outer GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM REV 5 79 0 1s 0 297 0 303 g A A i V N