Holley 553-146 EFI CAN Tachometer
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Holley is pleased to announce the continuing evolution of its very successful analog-style gauges with the release of new 3-3/8 in. and 4-1/2 in. speedometers and tachometers to complement our 2-1/16 in. 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 ECUs, allowing them to be installed in a variety of Holley EFI equipped vehicles. Can be used with Sniper ECUs when used in conjunction with module part # 554-130.