NEW HOLLEY 122-1132 Extended Methanol Main Jet ||

Holley alcohol jets are specially designed to work only with the following model 4150 HP carburetors:

0-80542 (650 CFM), 0-80535 (750 CFM) and 0-80498 (950 CFM).

Theunique metering blocks used with these carburetors are designed to accept the physically larger size of this main jet.

EXTENDED LENGTH; DRILL SIZE .132