Holley EFI Injecter Module w/Harness Steering Wheel Hub 1979-1990 GMC C1500

1979-1990 GMC C1500

1975-1984 Oldsmobile 98

Performer centerbolt cylinder heads are 50-state street legal and accept factory centerbolt valve covers

Gas / Ethanol

A turbo timer is a device designed to keep an engine running for a pre-specified period of time or a until a specific temperature is reached in order to automatically execute the cool-down period required to prevent premature turbo wear and failure

Holley EFI Injecter Module w/Harness Steering Wheel Hub 1979-1990 GMC C1500Holley EFI Programmable 8 Channel Injector Driver Module Holley is quickly becoming The New Standard In EFI! Holley's HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holley's EFI throttle body powers every NASCAR Cup Series team. Top racers are making the switch to Holley EFI every day. Racers like Tom Bailey who set three new records and took the overall event win on the 2013 Hot Rod Magazine Drag Week and John Scali who used