Holley Standard Main Jets . Size 66 # HO122-66 Rate_10 Filter Material:Cotton gauze

Filter Material:Cotton gauze

Fits all GM LS engines equipped with LS3/L92-style rectangular port cylinder heads

Alt P/S Brackets Pulley Pump Kit # 390-AC-SY-HF-S-ALL

Detent Cable Bracket

Holley Standard Main Jets . Size 66 # HO122-66 Rate_10 Filter Material:Cotton gauzeHolley Standard Main Jets . Size 66 # HO122 66 GENUINE HOLLEY STANDARD MAIN JETS. SALE IS FOR A PACKET OF 2 JETS. 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.