AFR Cylinder Heads 185cc/58cc Combustion Chamber

If you need the worlds finest street/strip small block Ford head, check out AFRs all new 185cc intake port emissions legal cylinder heads. With 2.020 intake valves, 1.600 exhaust valves, combustion chamber volumes of 58cc, and 69cc exhaust ports, AFRs new 185cc Ford head is designed for 302-351 cid engines operating from 1500 rpm to 6500 rpm. A 3/4 thick head deck makes the AFR head ideal for nitrous or blower applications. Will not accept rail rocker arms. Hardened pushrods required with heads #1420 and #1422. High flow 2.020 valves might require aftermarket pistons notched for valve clearance. Note: 1986 5.0L must have pistons notched for clearance.

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