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The progressive-rate design keeps compliance over small bumps and firms up under compression
The Edelbrock Performer Cylinder Heads are performance cylinder heads engineered for maximum airflow and combustion efficiency
eliminating the need for shimming or adjustment
The COMP Cams Magnum Roller Tip Rocker Arms are precision rocker arms from COMP Cams
The housing is precision-cast from high-strength aluminum alloy
Hypertech ThermoMaster Computer Chips Eaton Posi Performance Differentials The progressive-rate design keeps complianceThe Hypertech ThermoMaster Computer Chips (ref 5762) is a classic ECM performance upgrade from Hypertech that replaces your vehicle's stock calibration EPROM with a professionally tuned chip. For selected GM, Ford, and Dodge vehicles from the 1990s and early 2000s, the ThermoMaster optimizes air fuel ratios, ignition timing, and rev limiters for real world power gains. It's the original plug in performance chip no wires, no modules, no guesswork.
