Big Block Chevy 538ci 4.625 Bore 1.245 CH 13.8:1 CR
- Bore: 4.625"
- Stroke: 4.000"
- Rod Length: 6.535"
- Compression Height: 1.245"
- Dome Height: +0.650"
- Dome/Dish Volume: +46.9cc
- Reference Chamber: 118.0cc
- Catalog Compression Ratio: 13.80:1
- Piston Weight: 710g
- Resulting Displacement: 538 cid
