0 296 VALVE ENGINE INTAKE YEAR MODEL USAGE STD 003 0 5 004 O D 005 0 5 010 0 S 013 0 8 015 0 5 030 0 S 1 59 61 Exc S Fnre or F85 576497 S1 S Fire 581790 81 62 F852BC 1 578787 61 63 F85 4 BC 582068 52 53 F85 2 BC Z 586779 62 63 F85 J Fire 585640 52 64 394 Eng 583761 64 V6 1362086 64 330 Eng 380775 384578 384573 384580 384575 65 V6 1370109 1371341 5 400 Eng 385264 385940 385941 385942 385943 65 425 Eng exc Ultra hi comp 5 F Eng 395264 385940 385941 385942 385943 S5 425 Ultra hi comp 5 F Eng 389451 411203 389453 389454 389455 65 67 330 Eng exc 0 A l 3998090 3998100 3998110 3883830 3998130 65 67 330 Eng O A 1 3998100 3883830 I 6 4Z5 Eng exc Q F Tar nr Pal 3 38528401 1859400 1301530 2301640 2301650 66 425 S F or Pol Eng 2301860 2301670 2301680 2301690 2301700 A 66 68 L5 39E8083 3995684 3995685 3995686 65 69 400 Eng 4 BC 4033500 2301720 2301730 1301740 1301750 66 68 Tur 4033500 2301720 2301730 2301740 2301750 67 400 Eng 2 BC 4033500 4033510 4033530 4033520 4033540 67 425 Eng exc S F Tor or Fel 3852640 3859400 3359410 3859410 3859430 67 425 Eng S F or F01 3884510 411203 3894530 3894540 3894550 68 400 Eng 2 BC 3894510 411203 3894530 3894540 3894550 B8 455 Pol Eng 4033500 2301720 2301730 2301740 2301750 68 59 455 Eng exc Fal or Tor 3894510 4112030 3894530 3894540 3894550 68 70 350 Eng O A 1 3894510 4112030 3894530 3894540 3894550 F 68 71 350 Eng exe 0 A I 3998090 3998100 3998110 3998120 3998130 69 400 Eng 4 BC 4033500 4033510 4033530 40335201 4033540 69 455 Pol Eng 4033500 4033510 4033530 4033520 4033540 69 Tor 4033500 4033510 4033530 4033520 4033540 69 455 Marine Eng 4 BC Hi Perf 4033500 4033510 4033530 4033520 4033540 69 71 L6 3989088 3739242 3739144 3739246 70 4257 67 W32 4033500 4033510 4033520 70 455 Eng exc Perf Eng 3894510 4112030 3894530 3894540 3894550 70 71 5400 6400 6600 T r Ferf Eng 4033500 4033610 4033530 4033520 4033540 70 71 4400 455 Eng 4033500 4033510 4033530 4033520 4033540 71 455 Eng exc Tor 3894510 4112030 71 455 Eng exc W33 cr Tor 3894530 3894540 3894550 71 Tor 4033500 4033510 4033530 4033520 4033540 72 350 Eng 3998090 3998100 3998110 3998120 3998130 72 F85 455 Eng S T or W30 4033500 4033510 4033530 4033520 4033540 72 455 Eng exc F85 V S T or W3O 411202 1 4112030 4112040 4112050 4112060 72 lrrig 455 Eng 4112020 4112030 4112040 4112050 4112080 72 Marine 455 Eng 4033500 4033510 4033530 4033520 4033540 Y 45 degree chamfer 0 30 degree chamfer 1 1962 1st tyve flat head 2 1952 2nd type c0ncave head 3 Onginal cylinder head and valves were 30 degree chsmfer O1 DSMDBI1 E D V 1ON GENERAL MOTORS CO5PORAT1ON 0 296 0 296 0 12 REV JAN 1972