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About this product
- [BUILD IT YOUR WAY] Bare aluminum cylinder head ready for your spring, valve, and retainer choice. 305cc intake / 119cc chamber for high-flow performance on Big Block Chevy.
- [FITS Big Block Chevy 396/402/427/454/496/502] Standard-deck OEM bolt pattern. Verify pushrod length and intake port match. Designed for stud-mount rocker conversion.
- [PRECISION MACHINED] CNC-ported intake/exhaust runners, hardened seats, machined for screw-in studs and guide plates. Ready for your component choice.
- [ALUMINUM ADVANTAGES] Lighter than iron, dissipates heat faster, reduces detonation risk under boost or high compression. Premium-grade casting.
- [SOLD INDIVIDUALLY] One bare cylinder head per order. Buy two for a complete pair. Springs, valves, guides, and rockers sold separately.
Specifications
- Brand
- Speedmaster
- Model
- PCE281.1489
- Width
- 11.3 inches
- Height
- 7.5 inches
- Depth
- 25.5 inches
- Weight
- 30.84 pounds
- Warranty
- 12-Month Limited Worldwide Warranty
- Part number
- PCE281.1489
- Manufacturer
- Speedmaster
- UPC
- 840136530923
- GTIN
- 00840136530923