Assembled Aluminum Cylinder Heads for Big Block Chevy 396/402 / 427/454 / 496/502 320cc/119cc - Hydraulic Flat Compatible, Springs/Valves/Retainers Installed, Bolt-On - Speedmaster PCE281.2031

★★★★★ 4.2 62 reviews

US$521.64
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US$521.64
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 228471909 Release Date 2026/05/31 List Price US$521.64 Model Number 228471909
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  • [FLOWS BIG, BUILDS POWER] Aluminum 320cc intake runners deliver high-velocity charge for strong mid-range and top-end power on your Big Block Chevy - matched to hydraulic flat cam profiles for street/strip builds.
  • [FITS Big Block Chevy 396 / 402 / 427 / 454 / 496 / 502] Direct bolt-on for standard-deck blocks with stock head bolt pattern. Verify pushrod length and intake manifold port match before final torque.
  • [ASSEMBLED & READY] Springs, retainers, locks, valves, valve seals, and guide plates installed. 119cc combustion chambers paired with stainless intake/exhaust valves. Just bolt on, gasket, torque, and run.
  • [PREMIUM ALUMINUM CONSTRUCTION] Precision-cast aluminum for weight savings and improved heat dissipation vs cast iron. Hardened seats, machined for stud-mount rockers, ready for high-RPM use.
  • [SHIPS AS A PAIR] Set of 2 fully assembled cylinder heads, matched and ready for installation. Head gaskets, head bolts/studs, intake gaskets, and rocker arms sold separately.

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