Installation Time
(approx) 1 Hour
Difficulty Level:
Light to Moderate mechanical skill required.
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$254.95 each
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Features, Description, Q&A, Specs & Installation
Quick and Accurate RPM Readings. Knowing the exact rotation speed of your Sierra’s shaft is important to properly determine a suitable gear and throttle setting. This Black Holley Performance 3.37-inch Analog-Style 0-8K Tachometer will provide you with the most accurate RPM readings compared to other aftermarket brands. This analog-style standalone tachometer comes with a 0-8,000 gauge range and can work with both distributor and distributor-less ignitions. Holley engineered this tachometer to be programmable from 0.5-6 pulses per revolution as well as being compatible with most gasoline engines.
High-Performance Construction. This Holley Performance 3.37-inch Analog-Style 0-8K Tachometer was built for superior performance. Featuring CNC-machined billet aluminum bezels, this tachometer is designed for long-lasting use. Each bezel comes with an anodized finish for increased resistance against rust and corrosion.
Electrical Skills Needed. Some electrical skill is needed to properly install this Holley Performance 3.37-inch Analog-Style 0-8K Tachometer. For the best results, it would be best to have a professional do the installation for you.
Warranty Information. Holley provides a limited warranty for this Performance 3.37-inch Analog-Style 0-8K Tachometer. This warranty ensures that this tachometer is free from material and workmanship defects. For additional warranty information, please check the manufacturer’s official site.
Application. This Black Holley Performance 3.37-inch Analog-Style 0-8K Tachometer is designed for all 1999-2025 GMC Sierra 1500 models.
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Holley 26-615
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Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Light to Moderate mechanical skill required.
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