BRODIX Track 1 Aluminum Cylinder Heads - Assembled - SB Chevy 327, 350, 400 (Pair) - 67cc Chamber, 221cc Intake Runner - 2.080" Intake, 1.600" Exhaust Valve H762C05XL Universal resonators are feature reversible

Universal resonators are feature reversible design for installation flexibility

Bracket and Lever Kit for 4L60E/4L80E

Ball Bearing

and accurate pointer movement with superior dial resolution and a self-calibration feature at startup

and ease of use

BRODIX Track 1 Aluminum Cylinder Heads - Assembled - SB Chevy 327, 350, 400 (Pair) - 67cc Chamber, 221cc Intake Runner - 2.080" Intake, 1.600" Exhaust Valve H762C05XL Universal resonators are feature reversibleThe Track 1 has a 215 cc intake port and a 67 cc combustion chamber. This head was designed for the person who wants a cylinder head that could be bolted on a Bracket Drag Car or weekend Oval Track Car and make a significant difference in horsepower and lose weight at the same time. The Track 1 is available in standard exhaust ports only. The Track 1 is compatible with nitrous and has a very thick deck. Valve seats and phosphorous bronze guides are