Average Reviews:
(More customer reviews)I've been running these heads about a year now. in my set up , they produce tons of power from 2400rpm to 5500.
engine build is as fallows:
stroked 351w to 408, 1.5 rod ratio, 10.5:1 compression
crane 449601 roller cam, roller rockers.
RPM air gap intake, 750cfm carb.
shorty headers and dual 2.5" exhaust
2400 stall on a c6 in an '82 Bronco with 35's.
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The Edelbrock Performer RPM Aluminum Cylinder Heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability.These cylinder heads offer dyno-proven increases in horsepower, throttle response, and torque throughout the RPM range.These direct bolt-on heads deliver maximum performance in the 1,500-6,500 RPM range for high performance.They offer improved power throughout the RPM range for greater throttle response and top-end horsepower.They have high flow 2.02 intake valves for use with pistons notched for valve clearance and 0.60 exhaust valve.They have the top quality features like threaded inserts for rocker studs and exhaust manifold bolt holes for durability and superior strength, and manganese-bronze valve guides.
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