PISTON CHART STD 001 O S 020 O S 030 O S 040 O S 41 53 ALL 216 605276 605279 605280 605281 41 52 ALL 235 53 ALL 235 exc P G 4 v 3693984 3699256 3693994 3693995 3693996 53 PASS CORVETTE w P G aluminum 53 55 CORVETTE 6 cyl 54 62 ALL 235 3707453 3707473 3707454 3707455 3707456 54 55 ALL 261 lst Ser 62 ALL 261 3758650 3707474 3758652 3758653 3758654 55 56 ALL CORVETTE 265 3732021 3732023 3732025 3732027 3732029 57 ALL 265 3739876 3739878 3739880 3739882 3739884 57 61 ALL CORVETTE 283 exc EI w H L Cam 62 63 ALL 283 3729886 3739888 3739890 3739892 3739894 57 60 PASS CORVETTE l l w H L Cam L H 3746289 3746285 3746239 57 60 PASS CORVETTE F 1 w H L Cam R H 3746290 3746286 3746240 58 61 PASS w 3 2BC 348 cyl 2 3 6 7 3815708 3815941 3815943 58 61 PASS w 3 2BC 348 cyl 1 4 5 8 3815709 3815942 3815944 58 60 PASS 348 exc H L Cam H Per Sp H Per 61 PASS 348 exc H Per w H L Cam Sp HrPer 3751995 3751997 3751999 3752001 3752003 58 60 PASS w H L Cam H Per 348 cyl 1 4 5 G1 8 exc 3 2BC 3815709 3781348 3765149 60 61 PASS w Sp H1Per 348 exc 3i 2BC 61 PASS H Per w H L Cam 348 cyl 1 4 5 61 8 3815709 3781348 3815944 58 61 PASS H Per w H L Cam 348 cyl 2 3 6 61 7 3781342 3781346 3781350 60 61 PASS w Sp H1Per 348 exc 3 2BC 61 CORVETTE w F 1 L H 3769731 3769733 3769735 61 CORVETTE w 1 1 R H 3769732 3769734 3769736 62 63 PASS 327 62 63 CORVETTE exc Sp H per F 1 3799491 3799492 3799493 3799494 i 62 63 CORVETTE w Sp H Per F 1 dome head 3799501 3799502 3799503 61 63 PASS 409 cyl 1 4 5 8 3819577 3819579 3819380 61 63 PASS 409 cyl 2 3 6 7 3819576 3819578 3819379 63 ALL 230 63 Ser 10 D D 4 cyl 3792534 3792536 3792538 3792540 3792542 63 ALL 292 3794494 3794495 3794496 3794497 3794498 NOTE When these pistons are installed on models prior to 1950 it will be necessary to use a Ring Unit which contains top compression ring iNO I E 040 O S Pistons are not serviced tor this engine 0 633 BUSHING Piston Pin 38 53 ALI UQ 1 D x G O D x l 5 length 838551 12 45 0 636 PIN Piston Std 0015 O S 003 O S 005 O S 010 O S Length 38 52 ALL 53 ALL exc P G 838570 3701395 602319 602320 602321 3 M 6 1 30 53 PASS w P G 53 55 CORVETTE 6 cyl 54 62 ALL 235 3701538 3703686 3704881 3704882 3 Z9 6 1 30 54 62 ALL 261 3702451 3707495 3707496 3707497 31 gg 6 1 30 0 643 RING Piston Production Type complete set for one engine per container Std 020 O S 030 O S 040 O S 53 62 ALL CORVETTE 235 expander design 374859169 3748592 3748593 1 21 95 54 55 ALL 261 expander design 62 ALL 261 374859565 3748597 3748598 1 23 70 55 57 ALL CORVETTE 265 expander design 37482308 3748231 3748232 1 26 50 0 629 0 64a 2 8 C M Ruff Genorol Motors Corporation