Yes, the new Edelbrock Performer RPM heads are good. On our 2006 5.7L-based test engine, we picked up 49 hp and 28 lb-ft of torque by simply bolting them on. The heads are available with three ...
With the Edelbrock Performer RPM Power Package, for instance, you have a system that provides optimized performance: 64cc aluminum cylinder heads that have been matched to a dual-plane intake manifold ...
In our last installment, we visited RaceKrafters Automotive Machine in Lancaster, PA to test the Edelbrock RPM Air-Gap LT1 Intake Manifold on a nearly stock 355cid LT1. Using a much smaller plenum ...
When we overhauled our Fox, we installed a set of aluminum Pro Action small-block Ford cylinder heads from Racing Head Services, an Extreme Energy Xe276HR camshaft, and reused its old BBK 65mm ...
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