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CHEVROLET PERFORMANCEPART NUMBER: 809-12480098
283 Main Size NASCAR Busch Series Block, SB2 Lifter Pattern CNC-machined, cast iron NASCAR competition block
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- 283 Main Size NASCAR Busch Series Block, SB2 Lifter Pattern
- CNC-machined, cast iron NASCAR competition block
- 9.025" deck height
- 4-bolt NASCAR-block specific steel mains, 17 degree splayed caps on center 3 mains
- 4.116" rough bore
- 4.185" max bore (siamese bores)
- Machined for 58mm roller cam bearings
- .875" lifter bores
- -06AN water drains
- 45 degree -10AN front oil feed and valley scavenge
- AN O-ring pipe plugs
- (4)Center lifter valley drains (drilled & tapped)
- Steam holes drilled between cylinders .750" below deck surface
- 1/2" NPT water hole on each side of block
- Dry sump only(no oil filter boss)
- SB2.2 Lifter pattern and lobe sprayers
- Tested to over 800 horsepower!
BrandCHEVROLET PERFORMANCE
Package Width231.0
Weight231.0 PG
Part CategoryPerformance Parts
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
