Holley Main Jets (2) - 63 1341141 NPT T-Fitting And Bleeder Screw

NPT T-Fitting And Bleeder Screw

Mud Cover Holder

precision machined steel billet gears and pre-stretched

High efficiency

21 x 12 x 9

Holley Main Jets (2) - 63 1341141 NPT T-Fitting And Bleeder ScrewSet of two carburetor main jets. Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and