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where stock pushrods begin to flex and introduce valvetrain instability
Hedman headers replace them with smooth-flowing primary tubes that reduce backpressure and improve scavenging
These valves are machined from 21-4N stainless steel or titanium depending on the series
you'll never file points or set dwell again
COMPUTER CHIP THERMO MASTER Radiator Hose Drains where stock pushrods begin toThe COMPUTER CHIP THERMO MASTER (ref 8994) from Hypertech is a direct replacement EPROM chip that reprograms your vehicle's ECM with optimized calibration data. Unlike piggyback modules, this tuner replaces the factory chip inside your ECU to deliver permanent, precision tuned fuel and spark maps. Designed for a wide range of GM, Ford, and Chrysler vehicles with OBD I and early OBD II ECUs, the ThermoMaster unlocks horsepower and torque that the
US$ 170651.50
US$ 11745.00
US$ 447214.50
