Holley EFI CAN Tachometer - 553-147 pics Plug and Play main harness

Plug and Play main harness for 2011-2017 Coyote engines w/ stock cam shafts using Holley EFI coils (558-122)

Steel  - TIN0705OM

The fuel are 11

7L V8 1969 - 1974 Chevrolet Blazer   350/5

Holley EFI CAN Tachometer - 553-147 pics Plug and Play main harnessOverview: Holley is pleased to announce the continuing evolution of its very successful analog style gauges with the release of new 3 3 8" and 4 1 2" speedometers and tachometers to complement our 2 1 16" gauge line. These are designed specifically for use with Holley EFI systems or as a standalone unit and available in both black and white face versions. These gauges are compatible with all Terminator, HP, Dominator, and Sniper ECU's, allowing them