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FORD RACING SUPER COBRA JET CYLINDER HEADS - Assembled Head for 429-460 Engines
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Revised valve angles and locations to reduce cylinder wall shrouding and improve flow
Redesigned combustion chambers to accommodate the more centrally located valves
Uses same valves, valve springs, retainers and standard 7/16" stud mounted roller rockers as current Ford Racing 429 Cobra Jet cylinder heads. Requires new pushrod guide plates (M-6566-SCJ) and new pushrods, M-6565-P460 or R460
Standard Cobra Jet intake and exhaust manifolds bolt on
Current valve covers fit
2.200" intake valve, 1.76" exhaust valve
Flows approximately 330 cfm intake and 225 cfm exhaust
72cc combustion chambers
290cc intake runner, 148cc exhaust runner
25-50 HP increase over current Ford Racing aluminum Cobra Jet heads depending on displacement and camshaft
The best street/strip Ford big block cylinder head on the market today!
Uses Motorcraft AGSP series spark plugs
NOTE: If replacing current or production Cobra Jet heads, new intake valve notches are required.
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