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various combinations of chevy, pontiac, olds, and mopar. That allow for an infinite number of direction in engine assembly |
BBC
Stock Chevy Dimensions (really stock)
- steel or aluminum
- Stock bore spacing 4.840", 4.900" or 5.00"
- Deck height: 9.0", 9.8”, 10.2”, 10.625" or 10.7”
- Stock head bolt pattern
- Splay bolt main caps
- 1/2” main studs
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BBC
Stock Chevy Dimensions (kinda)
- Stock bore spacing 4.840",--- or --- 4.900" or 5.00"
- Deck height: 9.0", 9.8”, 10.2”, 10.625" or 10.7”
- Head bolt pattern - Brodix, Dart or Pontiac style head
- Aluminum main caps
- Splay bolt main caps
- 1/2” main studs
- Some raised cam configurations +.400, +.100
- Some custom cam diameters 2 1/8”, 55 mm, 60 mm, 65 mm
- Stock lifter angle and spacing
- Lifter sizes: .842”(stock), or .904” - (mopar)
- Jesel keyway bushings |
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These blocks take Chevy in its own direction
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BBC
Stock Chevy Dimensions (up to 900 CI)
- Bore spacing 5.30"
- Deck height: 9.0", 9.8”, 10.2”, 10.625" or ----------------- 12.00"
- Aluminum main caps
- Splay bolt main caps
- 1/2” main studs
- Multiple cam journal sizes available 65mm or 70mm
- Raised cam configurations + 1.917
- •No distributor
- Custom Lifter sizes
- •Dry sump or external wet sump only |
These blocks take Chevy part way to Mopar HEMI |
481X
•Deck height: 10.4”
•Big Block Chevrolet main sizing and spacing
•All 5 aluminum main caps are cross bolted
•9/16” Tool steel main studs, 1/2” side bolts
•Equal depth head studs for even clamping
•Improved oil system
•Standard 2 1/8 cam or 65mm big cam version available
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Olds
•Deck height: 9.8", 10.2”
•All 5 aluminum main caps are cross bolted
•9/16” Tool steel main studs, 1/2” side bolts |
Mopar Hemi Mains and rods |
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