Seller notes

instantly determine the ratio in the E85 fuel you're using, fits in your pocket or toolbox, easy to use Holley 26-147 E85 Fuel Tester Sku # 42726147 Mfr. Part # 26-147 Condition New Brand Holley Sold Each Details Info The simple process of calibrating the right air/fuel mixture is important to gain proper power and efficiency from your carburetor and engine. For vehicles running E85 fuel, proper calibration is difficult if you don't know the exact percentage of ethanol-to-gasoline in the fuel.E8...

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