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Author Topic:   More casting numbers to index..some big block stuff here.
jammin
Administrator
posted November 27, 2001 06:43 PM
Casting # CID Years Additional Comments
6399 307 62-63
330545 350 73 76cc - 2.02"/1.6" valves - Corvette & Camaro
330862 400 70-73 1.94"/1.5" valves
333881 350 74-75 76cc - 2.02"/1.6" valves - Corvette & Camaro
333882 350 74-80 76cc
333882 400 74-80 76cc
340292 70's Service replacement head, 64cc
354434 262/267/305 75-79
358741 305 76-79
376445 305,350 80-84
376450 262,305,350 74-81 7 bolt exhaust bolt holes - 168/60 cc port volumes
376455 350 77-85
376495 350 70-79
378450 305 78-85
458642 350,400 67-70
462624 350,400 75-86 7 bolt exhaust bolt holes
468642 350,400 76-up
471513 267,350 79
517513 267,350 79
3636839 265 55
3703523 265 55 Corvette
3713358 265 55-56
3713569 265 55-56
3725306 265 55-57
3731539 283 57 Corvette w/Rochester mechanical FI
3731544 283 57-61
3731554 283 57-62
3731556 283 57
3731762 265 56 Corvette 2X4
3737775 283,327 62-67
3740997 283 57
3743056 283 58
3743096 327 62-67 GMC truck
3747363 283,327 57-61
3747460 283/327 59-67
3748770 283 58 Corvette 1X4, 2X4, & FI
3748772 283 58-61
3755537 283 57-62
3755539 283 58-62
3755549 283 57-62
3755550 283 59 Corvette
3755585 327 62-67 GMC truck
3767450 305 76-79 7 bolt exhaust
3767460 283 64-67 HD truck only
3767462 327 62-67
3767465 283 59-61
3767754 283 59-61 283 Power Pack
3767792 283 60-64
3770126 327 69
3774682 283,327 60-64
3774684 327 62-64
3774692 283 58-64 60-61 Corvette, 283 Power Pack
3782461 327 64-66 "Camel Hump" head, 161/62cc port volumes
3782461X 60-63 "Camel Hump" head, 172/64cc port volumes
3795896 283,327 63-65 62-64 327/350hp Corvette, 283 Power Pack
3798996 327 63-67
3814480 283,327 60-67
3814482 327,350 62-67 low compression head, 75cc
3817680 283,327 63-67
3817681 327,350 62-67
3817682 283 61-62
3836839 265 55
3836842 283,327 57-67
3837064 265,283 56-62
3837065 265 55-56 GMC truck
3847820 283 57-58
3876775 283,327 60-67 Camaro, 327/210hp
3884520 283,327 66-67 60cc, GM & Studebaker, some Canadian built
3890462 302,327,350 66-67 "Camel Hump" head - 161/65cc port volumes
3901068 350 87-up Goodwrench crate engine, 350/285hp, 64cc, 72 bolt angle
3911032 307,327 68
3912264 283 58-62
3912265 283 63-64
3912311 327 67
3912313 327 65-67
3917290 307,327 67-68
3917291 302,327,350 67-68 "Camel Hump" head, 161/65cc port volumes
3917292 327 68 "Camel Hump" head, Corvette 327/350hp
3917293 307,327 68 75cc
3927185 307,327 69-70 69cc
3927186 302-350 69-70 "Camel Hump" head, 63cc
3927187 350 69-70 "Camel Hump" head
3927188 307 69-70 74cc
3928455 302,327 68
3928494 327,350 68
3928495 327 68
3931633 307 68-73
3931635 350 68-76
3931637 327 68-69
3931638 327 68 GMC truck
3932441 350 69-70 76cc, 161/65cc port volumes
3932441X 350,400 69-70 350- 80cc, 1.94"/1.5" valves; 400- 1.94"/1.6" valves; 165/65cc port volumes
3932454 307 69
3946812 350 69
3946813 350 69-70
3947040 327 68 64cc, GMC truck, no accessory holes, "right angle" casting
3947041 302,350 69-70 64cc, w/accessory holes, "right angle" casting
3951598 400 70 76cc
3964286 350
3965742 350 70 Service head
3970126 327,350 67-70
3973370 69-70 350 Service head, straight or angle plug
3973414 350 70 "Camel Hump" head, LT1, 64cc
3973487 350 71-76 71-72 LT1, 75cc, 161/65cc port volumes
3973487X 350 71-72 75cc, larger intake ports
3973493 400 71 76cc
3986316 350 71 Corvette, 76cc
3986336X 350 76cc
3986388 307,350 68-76
3986339 307,350 71 74.5cc
3986339X 307,350 71 74.5cc
3991492 350 70 "Camel Hump" head, LT1, 64cc, straight plug
3991492 71-up Replacement head, 64cc, straight or angle plug
3998916 350 72 LT1, 76cc, ***** in studs, large valves
3998920 350 72-73
3998991 307,350 72-73 74.5cc, hardened seats in 73
33998993 307,350 72-73 74.5cc, hardened seats in 73, 159/64cc port volumes
3998993 350 Goodwrench crate engine, Mexican made
3998997 350,400 72-73 76cc, hardened seats in 73
3998997 305,350 78-84 161/65cc port volumes
4079261 350 75
10033687 Pontiac aluminum race head, 62cc, angle plug, 196cc ports, 2.10"/1.625" valves, 23 bolt angle
10045434 Aluminum head, 55cc, angle plug, raised runner design
10051101 Bowtie aluminum head, 55cc, raised runner design, angle plug, 196cc port volume
10088113 350 88-up Corvette, raised runner D port exhaust, 58cc, angle plug, 1.94"/1.5" valves
10093328 Pontiac aluminum head, 15, 224/61cc volumes
10106178 350 90 Corvette ZR1 LT5, DOHC 32V passenger side
10106179 350 90 Corvette ZR1 LT5, DOHC 32V driver side
10110810 350 93-up
10125320 350 94-96 Gen II 350, LT1, cast iron, reverse flow cooling, Impala SS, & 9C1Police Pkg.
10128374 350 92-up Gen II 350, LT1, aluminum, 53cc, angle plug, reverse flow cooling, 175/68cc port volume
10134352 Bowtie low port aluminum head, 45cc, angle plug, 223cc port volume, 18
10134363 Bowtie high port aluminum head, 45cc, angle plug, 210cc port volume, 18
10134363 Bowtie high port aluminum head, 50cc, angle plug, 250cc port volume, 18, CNC machined, 2.15"/1.625" valves
10134363 Bowtie high port aluminum head, 60cc, angle plug, 215cc port volume, 18
10134363 Bowtie high port aluminum head, 65cc, angle plug, 18
10134363 Bowtie high port aluminum head, 35-37cc, 223cc port volume
10147898 350 95-96 Goodwrench crate engine
10174389 350 91-94 Corvette ZR1 LT5, DOHC 32V driver side
10174390 350 91-95 Corvette ZR1 LT5, DOHC 32V passenger side
10185040 Aluminum head, 1st version, 45cc, angle plug, splayed valve, 263cc port volume
10185040 Aluminum head, 2nd version, 45cc, angle plug, splayed valve, 240cc port volume
10205245 350 93 Gen II 350, LT1, aluminum head, reverse flow cooling, 175/68cc port volume
10207643 350 94-96 Gen II 350, LT1, aluminum head, reverse flow cooling
10225121 350 94-95 Corvette ZR1 LT5, DOHC 32V driver side
10225122 350 94-95 Corvette ZR1 LT5, DOHC 32V passenger side
10239902 350 96-up Gen II 350, aluminum head, reverse flow cooling
10239906 350 96-up Vortec 5700, L31, 64cc, 1.94"/1.5" valves, 170cc port volume
102480011 SB2 97-up SB2 2nd version, mirror port, revised plug location & valve angles
12552520 305 96 Vortec 5000 truck
12554290 350 94-96 Gen II 350, LT1, cast iron, reverse flow cooling, Impala SS & 9C1 Police Pkg.
12558062 350 98 Vortec 5700
14096217 350 55-86 350/300hp crate engine, 64cc, 90 intake bolt angle
14010201 305 84
14011034 Bowtie Phase 2 iron head, 64cc, angle plugs, 184cc port volume, 2.02"/1.6" valves
14011049 Bowtie Phase 6 aluminum head, 55cc, angle plug, 180cc ports, 2.02"/1.6" or 2.10"/1.65" valves
14011083 350 55-86 350/300hp crate engine, 64cc, 90 intake bolt angle
14014415 267,305 80-85
14014416 305 80-85 305HO, 58cc, 1.84"/1.5" valves, 7 bolt exhaust
14014440 305 80 305HO, 58cc, 1.84"/1.5" valves
14020517 350 80
14020555 305 81
14020556 350 80-81
14022056 350 81-85
14022301 305 78-79
14022601 267,305 80-85 305HO, 58cc, 1.84"/1.5" valves, 7 bolt exhaust
14022801 305 80-85
14071114 350 80-85
14079261 350 86
14085963 350 85-86
14089119 350 87-88
14094093 350 80-87
14096217 350 87-up 350/285hp crate engine, 64cc, 1.94"/1.5" valves, 72 intake bolt angle
14101081 305 87-91
14101083 350 350/285hp or 300hp crate engine, 64cc, 1.94"/1.5" valves, 90 or 72 intake bolt angle
14101128 350 86-87 Corvette aluminum head, 58cc, angle plug
14102187 305 87-91 305HO, 1.85"/1.5" valves, 58cc, 7 bolt exhaust
14102191 305,350 87-up 7 bolt exhaust
14102193 305,350 87-up 7 bolt exhaust
14022301 305 80-84
14022601 267,305 79-85
14022801 305 80-86
24502559 SB2 96-up Bowtie SB2 aluminum 1st design, mirror port
33417369 350 90-up Gen I Goodwrench, Mexican, 76cc, 1.94"/1.5" valves, 7 bolt exhaust, perimeter valve cover bolts, "heavy" casting
38998997 400 70-80

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Casting # Chamber Years CID & Additional Comments
330864 Open 68-84 366T *1, 427T, 454
330865 Open 68-76 366T, 396, 402, 427T
330866 Open 68-78 366T, 427
330867 -- 69-73 427
336765 Open 68-78 427T
336768 Open 73-76 427T
336781 Open 73-84 454
343771 Open 68-86 366T, 427T, 454
343772 Open 68-86 366T, 427T, 454
343783 Open 70-76 454
346236 Open 75-87 454
348238 Open 75-83 454
352625 Open 70-76 454
353049 Open 73-84 396, 402, 454
366765 Open 74-78 427T
370696 -- 65-78 396, 454
386781 Open 73-79 454
473328 Open 68-89 366T
3846206 Closed 65-70 396
3856206 Closed 65-83 396, 402, 427T, 454, 366T
3856213 Closed 65-82 366T, 427T
3856260 Closed 68 396
3872702 Closed 65-66 396 & 427
3876875 Open 77-85 427T
3904390 Closed 65-67 396 & 427
3904393 Open 68-76 366T
3909802 Closed 65-67 396 & 427
3917215 Closed 65-69 396 & 427
3917219 Closed 66-76 366T, 396, 427T
3931063 Closed 65-72 396 & 427
3933148 Closed 69-76 366T, 396, 427
3933149 Open 68-76 427T
3935401 Open 67-76 427T
3937734 Open 69 396
3964280 Closed 66-70 427 & 454
3964290 Closed 69-76 396, 402, 454 Big Oval Port
3965198 Closed 68-72 396 & 402
3969854 Closed 68-72 396 & 402
3973195 Open 71-76 402
3975950 Open 69-77 366T, 396, 402, 427T
3986133 Open 68-84 366T & 454
3986135 Closed 69-73 366T & 427T
3986136 Open 68-84 396, 402, 427, 454
3993820 Open 68-84 402 & 454
3999241 Open 70-73 402 & 454
6272290 Open 72-73 402, 427, 454
6272292 Open 70-78 402 & 454
10101140 Closed 91- Gen V 366T, 427T
10114156 Open 96- Gen VI 454
10487052 Open 77-90 366T
12363391 Open 96- Signatures Series, Aluminum
14081045 Open 78-87 454
14081052 Open 85-87 366T, 427T, 454
14092359 Open 86-90 366T & 427T Hi Perf
14092360 Open 78-90 454
*1 T = Tall Deck Block

Casting # Chamber Years CID & Additional Comments
3804391 Closed 65 396 - 375 and 425HP
3856208 Closed 65-67 396 - 375HP & 427 - 425HP
3873858 Closed 65-66 396 & 427 Hi Perf
3904391 Closed 65-67 396 & 427 Hi Perf
3904392 Closed 67 Aluminum 427 - 430 & 435 HP
3919328 Closed 67 Aluminum 427 - 425 & 435 HP
3919391 Closed 66 427 - 425 HP
3919838 Closed 67-69 Aluminum 427 L-88 & L-89
3919839 Closed 67-69 396 & 427 Hi Perf
3919840 Closed 65-69 396 & 427 Hi Perf
3919842 Closed 67-69 396 & 427 Aluminum L-88
3931068 Closed 66-69 427 Hi Perf
3946074 Open 69-71 Aluminum 396 & 427 ZL-1, 454
3964291 Closed 69-70 396, 402, 427, 454 Hi Perf
3964292 Closed 70 454 - 450 HP
3994025 Open 71 454
3994026 Open 71 454 LS-6 - 425 HP
3996074 Open 71 454
6258723 Open 71 454 - 425 HP
6272990 Open 70-76 454 Hi Perf
10045427 Open 90- Pontiac Aluminum LG Port
10049875 Open 90- Pontiac Aluminum SM Port
10051128 Open 88 Aluminum Symmetrical 68CC
10051129 Open 88 Aluminum Symmetrical 72CC Raw
12363401 Open 96- Signatures Series, Aluminum
12363861 Open 96- Signatures Series, 2ND Design, Raised Port, Aluminum
14011077 Open 69-71 427 & 454 Auminum L-88, LS-6 and ZL-1
14011077 Open 69-71 427 & 454 Solid
14044861 Open 84 Aluminum Bowtie Raised Ports, 1ST Design
14044862 Open 84 Aluminum Bowtie Raised Ports, 1ST Design
14096188 Open 70-71 454
14097088 Open 91- 454HO & 502HO Gen V



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