PAC .600" BEEHIVE SPRINGS - PAC-1218PAC 1218 Drop In Beehive Valve Spring Kit for all LS Engines . 600" Lift Rated AUTHENTIC GENUINE PAC RACING SPRINGS The PAC 1218 Spring Kit is a drop in high performance spring kit for all OE LS cylinder heads and is rated for up to . 600" lift. This spring kit uses all OE hardware, including seats, retainers, and locks and is 100% drop in. The PAC 1218s are an ovate beehive spring that has increased loads, rates and frequencies for more aggressive

These parts should be used for the following applications: Racing/Performance/Street Rodder where hood restrictions are NOT a consideration

were critical in the development of these Race Series manifolds

allowing you to utilize different sensor scaling calibrations

These are a universal header design and not a direct replacement to OE exhaust manifolds

Fuel Compatibility – Compatible with Methanol/Ethanol/MTBE/Nitromethane/All Known Hydrocarbon Fuels

1779-16 Tool Steel Retainers

yet is still mild enough for daily driving

Input and output functionality for 13 multi-configurable inputs

or you can choose to purchase plug-n-play adapters which will convert from the type of plugs on these injectors to the plugs on your harness without any need for cutting or soldering

FIC 1200cc Fuel Injectors for 1999-2013 GM Truck (Silverado

92 WHP on E85 at 43

No need to buy an aftermarket alternator or power steering pump