Casting	CID	Years	Main Bolts	Block Information
4635	307	68-73	2
4687	350	78-79	2	Driver's side dipstick
6132	327	67	2	Driver's side dipstick
6397	350	78-79	2
8852	327	67	2
140029	350	80-84	2
330817	400	72-80	2
355909	262	75	2	Nova & Monza
360851	262	75-76	2	Monza
361979	305	78-79	2
366245	350	78-79	2
376450	350	78	4
389257	302	67	2
393288	283	65-67	2
460703	350	78	4
460776	305	78-79	2
460777	305	78-79	2
460778	305	78-79	2
471511	267	79-82	2
3556519	283	58-61	2
3703524	265	55	2	No oil filter mounting provided
3720991	265	56-57	2	No oil filter mounting provided
3731548	283	57	2	No side motor mount provisions
3737739	283	58-64	2
3756519	283	58-62	2
3782870	327	62-67	2
3789817	283,327	62-67	2
3789935	283	61-64	2
3790721	283	62-64	2	Recessed oil filter - Chevy II
3790721	327	65-66	2	Recessed oil filter - Chevy II
3791362	327	62-67	2	Recessed oil filter - Chevy II
3792563	327	65	2
3792582	283	64-65	2
3794226	283	58-63	2
3794460	327	62-64	2
3814660	327	68-69	2
3830944	327	63	2	327/300 HP
3834810	283	64-66	2
3834812	283	62-63	2
3837739	283	58-62	2
3849852	283	64-68	2
3849935	283	65-67	2
3852174	327	62-64	2
3858174	327	64-66	2
3858180	327	64-67	2
3858618	350	68-76	2
3862194	283	65-67	2	Recessed oil filter - Chevy II
3864812	283	62-64	2
3892657	302	67	2	Camaro Z-28
3892657	327	67	2	Corvette, HD Truck
3892657	350	67	2
3896944	283	67	2
3896948	283	66-67	2
3903352	327	67	2
3915635	307	68	2
3914636	307	68	2
3914638	307	68	2
3914653	307	68-73	2
3914660	327,350	68-79	2
3914678	302	68	2	Camaro Z28
3914678	327	68	2	Camaro, Corvette, Chevelle
3914678	350	68	2	Nova, Camaro
3932371	307	69-73	2
3932373	307	69-73	2
3932386	302	69	4	Camaro Z28
3832386	350	69	4	Camaro, Chevelle, Corvette, Nova
3932388	350	69	4
3951509	400	70-71	4
3951509	400	74-75	2
3951511	400	70-71	4
3956618	302	69	4	Camaro Z28
3956618	327	68-69	2
3956618	350	69	2 or 4
3956632	307	69	2
3959512	327	62-63	2
3970010	302	69	4	Camaro Z28
3970010	350	69-80	2 or 4
3970014	350	72	2 or 4
3970020	307	70-73	2
3970024	307	68-73	2
3970041	327	65-67	2
4715111	305	80	2
535732	350	86-92	4
6259425	350	69-76	2
10054727	350		4	Canadian
10066034	350		4	Goodwrench Crate Motor
10066036	350	94	4	Goodwrench Crate Motor, Mexican
10066098	305		2
10090511	350	90	2	LT-5, 375 HP ZR1 Corvette
10105123	350		4
10125327	350	92-96	4	Gen II LT1, Reverse Flow Cooling
10153558	350	91-92	2	LT-5, 375 HP ZR1 Corvette
10168588	265	94-95	2	Caprice " W" VIN Code
10199001	350	93-95	4	LT-5, 405 HP ZR1 Corvette
10243878	305	96	2 or 4	Truck Engine, Roller Cam
10243880	350	95-96	2	Goodwrench Crate Motor
14010201	305	80-84	2
14010202	305	80-84	2
14010203	305	80-84	2
14010207	350	80-85	2 or 4
14010209	350	80-85	2 or 4
14010280	267	79-82	2
14011148	350	87-89	2
14016245	350	77-79	2
14016376	267	79-82	2
14016379	350	77-79	2
14016381	305	80-84	2
14071114	350	80-85	4
14088526	350	87-89	2
14088548	350	86-88	4
14088551	305	86-87	2
14093627	305	87-91	2
14093638	350	87-95	2 or 4
14094766	305	86-87	2
14101148	350	87-90	4
14102058	305	87-91	2