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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
black and silver finishes
AF64-4010BLK
These cyilnder heads are targeted at larger cubic inch engines (509-632 CID) looking for maximum horsepower and rpm capability with a primary operating range of 3500-8000 rpm's (This range is an average and will vary with engine displacement and component selection)
Coil-Over Spring (each) 125 LBS2-5/8" I
Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading
S/S Intake Valve AFR7253-1 Product:Suit SB Chev, 2.125 Head, 5.000 OAL, 8mm Ste m black and silver finishesS S Intake ValveSuit SB Chev, 2. 125 Head, 5. 000 OAL, 8mm Ste m AFR7253 1 R7253 1 For over FORTY FIVE years Air Flow Research has been defining technological leadership in cylinder head manufacturing and flow dynamics. This complete commitment to performance has enabled Air Flow Research's cylinder heads to find themselves on the fastest race cars and the most powerful street machines in the country. As every engine builder will attest to, the secret
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