HAWKS 450rwhp Heads, Cam, Intake Kit - FREE SHIPPING IN THE US 48 STATES We based this kit on years of testing, tuning, and using different camshafts, cylinder heads, and intake combos. This is by...

Maximize 4.000 in. and larger bore combinations with AFR 245cc LSX Mongoose Strip cylinder heads. These aluminum cylinder heads feature 100 percent CNC-ported chambers, intake, and exhaust ports,...

Maximize 4.000 in. and larger bore combinations with AFR 245cc LSX Mongoose Strip cylinder heads. These aluminum cylinder heads feature 100 percent CNC-ported chambers, intake, and exhaust ports,...

Recommended for aggressive street/strip builds with displacements up to 427 c.i. operating at or below 7200 rpm. Capable of flowing 328 cfm at 0.650 in. lift with a 4.000 in. bore size. AFR...

AFR 215cc LSX Mongoose Strip cylinder heads are strong, versatile, and a great match for aggressive applications and large stroker engines where your aim is enhancing street/strip performance. These...

Precision Race Components all new cylinder head castings completed with 227cc runners. For stock cubic inch LS1/LS2 applications requiring smaller chambers for extra compression MADE IN THE...

Precision Race Components all new cylinder head castings completed with 247cc runners. For 408 cubic inch and larger applications with 4.03"+ bore sizing.   MADE IN THE USA!! CAST IN THE...

Precision Race Components all new cylinder head castings completed with 237cc runners. For 370 cubic inch and larger applications with 4.00"+ bore sizing. Click Here to SEE why we build better...

Maximize 4.000 in. and larger bore combinations with AFR 245cc LSX Mongoose Strip cylinder heads. These aluminum cylinder heads feature 100 percent CNC-ported chambers, intake, and exhaust ports,...

Maximize 4.000 in. and larger bore combinations with AFR 245cc LSX Mongoose Strip cylinder heads. These aluminum cylinder heads feature 100 percent CNC-ported chambers, intake, and exhaust ports,...

AFR 215cc LSX Mongoose Strip cylinder heads are strong, versatile, and a great match for aggressive applications and large stroker engines where your aim is enhancing street/strip performance. These...

For use on 3.820 or bigger bore Precision Race Components all new cylinder head castings completed with 220cc runners. For stock cubic inch 4.8/5.3/LS1/LS2 applications requiring a stock valve...