Speed Pro Main Bearing - Standard - GM LS-Series Body Mount Bushing Includes EV1 Injector Harness

Includes EV1 Injector Harness

Has externally accessible pressure relief valve (max 14 psi)

EGT Probe 1/4 in Compression to 1/8 in NPT Male

Similar to the Ultra Light GP

and Hedman Hedders' 1978-88 GM A/G-Body LS Engine Swap Headers

Speed Pro Main Bearing - Standard - GM LS-Series Body Mount Bushing Includes EV1 Injector HarnessSpeed Pro Main Bearing Set 152M Competition Series Main Bearings Standard Size Super Duty Alloy 3 4 Groove Chevrolet Pontiac 5. 7L (Set of 5) Best bronze alloy material Does not have flash tin plating Extreme fatigue resistance & strength Application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust Silicon particles help polish crankshaft journal (reduces wear during operation)From pistons to