Seller notes

HOLLEY BRAND 2 PACK POWER VALVE PLUGSDescriptionPower valve block off plug. This is for when you have little to no engine idle vacuum and power valve stays open at idle causing a rich mixture. When blocking off the power valve you will need to raise the jet size approx 6-8 sizes. Ex 62 jets with power valve go to 70 without power valve. THEY ARE BULK (NOT IN RETAIL PACKAGING) COMES WITH REUSABLE "VITON" COATED GASKET THAT IS DESIGNED FOR GASOLINE, E85 AND ALCOHOL! BUY THE BEST!...

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