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improving idle stability
Connects at Header Collectors
Material Aluminum
1-7/8 inch Product Type Headers Tube Material Stainless Steel Warning California Proposition 65
3L V8 1967 - 1969 Chevrolet Camaro 327/5
Holley EFI GPS Speedometer - 553-123 air-intake improving idle stabilityOverview: 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
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