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Chevrolet Performance 24502517 Splayed-Valve Aluminum Cylinder Head
DESCRIPTION
Semi-Machined Detail:Machined: Main surfaces, exhaust bolt pattern, intake bolt holes, valve guides, valve seats, valve spring seats, rocker stands and spark plug holes Not Machined: Head bolt holes, dowel holes and pushrod holes Same casting P/N 12480146
- Machined: Main surfaces, exhaust bolt pattern, intake bolt holes, valve guides, valve seats, valve spring seats, rocker stands and spark plug holes
- Not Machined: Head bolt holes, dowel holes and pushrod holes
- Same casting P/N 12480146