Summit Racing's Speedmaster Top End Engine Kits - Engine Builder Magazine

Summit Racing’s Speedmaster Top End Engine Kits

Kits include a pair of assembled aluminum cylinder heads, an intake manifold, aluminum roller rocker arms, cast aluminum valve covers, and gaskets.

Speedmaster Top-End Engine Kits will save you the time and hassle of mixing and matching components yourself — and at a better price than purchasing the parts separately. They include a pair of assembled aluminum cylinder heads, an intake manifold, aluminum roller rocker arms, cast aluminum valve covers, and gaskets. 

Summit Racing offers three versions of Speedmaster Top-End Kits: 

Street Series Kits 
Small Chevy
• Heads with 190cc, 195cc, or 205cc intake runners for hydraulic flat tappet cams, LowRise Series intake manifold
• Heads with 190cc intake runners for hydraulic roller cams, Eliminator Series intake manifold

Big Chevy
• Heads with 320cc rectangular intake runners for hydraulic roller cams, MidRise Air intake manifold, 
• Heads with 320cc rectangular intake runners for hydraulic roller cams, Shootout Series intake manifold
• Heads with 320cc oval intake runners for hydraulic flat tappet cams, MidRise Air intake manifold

Ford 289-302 and 351W
• Heads with 190cc intake runners for hydraulic flat tappet cams, Qualifier Series intake manifold

Pontiac 400-455
• Heads with 190cc intake runners for hydraulic flat tappet cams, MidRise Air intake manifold

Super Street Series Kits 
Small Chevy
• Heads with 190cc intake runners for solid flat tappet cams, MidRise Series intake manifold
• Heads with 190cc intake runners for hydraulic roller cams, Eliminator Series intake manifold

Big Chevy 
• Heads with 305cc intake runners for hydraulic roller cams, Eliminator Series intake manifold
• Heads with 320cc intake runners for solid flat tappet cams, Shootout Series intake manifold

Ford 351W
• Heads with 210cc intake runners for hydraulic roller cams, Shootout Series intake manifold

Outlaw Series Kits for Small Chevy
Designed for engines with hydraulic roller cams, these kits include straight or angle plug cylinder heads with 190cc intake runners, 64cc combustion chambers, 2.02/1.60 inch stainless steel valves, and 1.450 inch dual valve springs rated to .580 inch of valve lift. The intake manifold is Speedmaster’s MidRise Air single plane with an air gap design to allow cooler air to enter the engine.

CHECK OUT SPEEDMASTER TOP END KITS AT SUMMIT RACING

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