Holley Main Jets (2) - 67 120004 Pinion centering jig fastens to

Pinion centering jig fastens to the rear end housing and locates the pinion centerline when building or narrowing housings

The same heat-treated 8740 chrome moly steel is used to make these rod bolts as ARP's standard High Performance rod bolts

217 in Wall

090 in Long

Designed for the Crew Cab

Holley Main Jets (2) - 67 120004 Pinion centering jig fastens toSet 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