JET Performance 38613C JET Stage 1 Computer Chips/Modules Water Bypass Kits Each head is pressure-tested before

Each head is pressure-tested before shipment to verify casting integrity

These valve covers are cast from 356-T6 aluminum with thick mounting flanges that resist warping from over-torquing

3L IDI or a built 460 big-block

The COMP Cams 21-213-4 COMP Cams High Energy Camshafts is a proven hydraulic profile providing a noticeable performance improvement over factory camshafts while maintaining street manners

The JET Performance 29427 JET Stage 1 Computer Chips/Modules is a computer chip designed for automotive performance applications where component quality directly affects vehicle reliability

JET Performance 38613C JET Stage 1 Computer Chips/Modules Water Bypass Kits Each head is pressure-tested beforeJET Performance's JET Performance 38613C JET Stage 1 Computer Chips Modules is a Stage 1 tuning solution that upgrades your vehicle's ECU calibration for better throttle response and increased output. This performance chip or module replaces the factory programming with JET's optimized fuel and spark maps. It's engineered for daily driven vehicles where reliability and drivability matter as much as peak power. This unit is JET part number 38613. The