Holley Standard Main Jets . Size 87 # HO122-87 Cylinder Head 1 Groove Alternator Pulley (SCR1ALT)

1 Groove Alternator Pulley (SCR1ALT)

they come equipped with a production oiling system and iron 6-bolt main bearing caps

Lower Gasket

features may include: Shorty-style headers will work with catalytic converter equipped vehicles

Holley Standard Main Jets . Size 87 # HO122-87 Cylinder Head 1 Groove Alternator Pulley (SCR1ALT)Holley Standard Main Jets . Size 87 # HO122 87 FOR SALE WE HAVE BRAND NEW GENUINE HOLLEY STANDARD MAIN JETS. SALE IS FOR A PACKET OF 2 JETS. 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.