All QFT(TM) jets are precision manufactured to an exacting standard that meets or exceeds O.E.M. specifications. Gasoline jets are standard ¼" thread size, and alcohol jets are 5/16" thread size (except where noted). All jet numbers correlate to mean O.E.M. main jet flow rates.
|Description_ASC||Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations|
|Description_DEF||Carburetor Metering Jet|
|Description_DES||Carburetor Main Jet|
|Description_EXT||Carburetor Main Jet; For Use w/Alcohol; 5/16 in. Thread; Jet Number 158; 10 pc.;|
|Description_FAB||Stamped For Identification|
|Description_INV||Alcohol Main Jets (5/16in.)|