Dominator EFI-LS1 Main Harness w/ Trans Control w/EV1 Injector Harness 550-656 safety-equipment 2 L L6 1974 -

2 L L6 1974 - 1986 Jeep J10 360/5

75-100-125 horsepower jetting for 8 cyl

7 L5 2009 - 2012 Chevrolet Colorado 325/5

Year Make Model Submodel Engine Size 1996 - 1998 Chevrolet Blazer 4

9L/L4 2007 - 2012 Chevrolet Colorado 3

Dominator EFI-LS1 Main Harness w/ Trans Control w/EV1 Injector Harness 550-656 safety-equipment 2 L L6 1974 -Fits GM LS 24x Crank, 1x Cam LS1 LS6 style Engines with EV1 Injectors, and a 4L60 80E Transmission Features: Dominator EFI base kits come in several product variations to fit most popular domestic V8 engine applications such as; LS, SBC BBC, SBF, BBF, and Chrysler engines1 Kits include the following: Dominator ECU, USB cable, ECU Power Harness, Engine Main Harness, EV1 Injector Harness, Bosch Wideband, ECU mounting hardware2 Integrated electronic