Holley Standard Main Jets . Size 91 #HO122-91 Cylinder Head 351 Modified and Ford 400

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Holley Standard Main Jets . Size 91 #HO122-91 Cylinder Head 351 Modified and Ford 400Holley Standard Main Jets . Size 91 #HO122 91 FOR SALE WE HAVE BRAND NEW GENUINE HOLLEY STANDARD MAIN JETS. SALE IS FOR A PACKET OF 2 JETS. FREE DELIVERY ON THIS ITEM. FANTASTIC PRICE. Fine tune your carburetor for street or race conditions. These Holley standard main jets are just what you need to fine tune your carburetor for street or race. Threaded for easy installation and removal, Holley jets are manufactured to high tolerances for consistency.