Holley EFI HP ECU & Harness LS1/LS6 NTK 1341150 Insert Style

Insert Style

and #6 Return

The runners are wider at the plenum

these Race hydraulic flat lifters for Chevrolet Small and Big Block engines feature tighter tolerances

1972-1979 Excalibur Phaeton

Holley EFI HP ECU & Harness LS1/LS6 NTK 1341150 Insert StyleGM LS1 LS6 (24x crank sensor) with Jetronic Minitimer (Bosch type) connectors on injector harness (fits Holley 522 xxx injectors), Includes NTK Oxygen Sensor 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