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Joined: 22 Dec 2005
Posts: 640
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 Posted: Wed Jan 18, 2006 9:26 am Post subject: BBC Crankshaft Casting Numbers |
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Cast number/engine/style & notes
BBC TWO PIECE REAR MAIN OIL SEALS
3.76" STROKE used on '65-'90 Mark IV 366T, 396, 402, 427 or 427T
6223.......396,402,427...forged, 1053 steel
7115.......396,402,427...forged, nitrided, cross-drilled, 5140 steel
3804816....396,402,427...cast
3856223....396...forged
3863114....402...
3863144....396,402...
3874874....396,402...
3879621....427...forged
3882841....396...forged, cross drilled, nitrided
3882842....427...forged, cross drilled, nitrided
3882847....
3882848....
3882849....427...forged
3887114....396...forged, nitrided, 5140 steel
3904815....396,402...cast, nodular iron
3941180....
3942411....
3965746..........semi finished, forged
3993804..........raw, 5140 steel
BBC ONE PIECE REAR MAIN OIL SEAL
3.76" STROKE used on '91-up Gen.V and Gen. VI 366T, 427T
10114186...427T...forged, 1053 steel
10114187...366T...cast
TWO PIECE REAR MAIN OIL SEALS
4.00" STROKE used on '70-90 Mark IV 454 or Mark IV 502
3520.......454...forged, cross-drilled, 1053 steel
3521.......454, 502...forged, cross-drilled, 5140 steel
3524.......454...forged
7416.......454, 502...forged, cross-drilled, 1053 steel
7463.......454...forged
336782.....454...cast
353039.....454...cast
353638.....454...
359730.....454...
3962523....454...forged
3963523....454...
3963524....454...forged
3967416....454...forged
3967463....454...forged
3975945....454
3963521....454...forged, cross drilled, 5140 steel
3965753..........semi finished, forged, 5140 steel
3975495....454
3993878....454...forged
10051169...454...forged raw casting
ONE PIECE REAR MAIN OIL SEAL
4.00" STROKE used on '91-up Gen.V and VI 454 or 502
10114188...454......cast
14097044...454,502..forged, 1053 steel |
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