Holley Main Jets (2) - 81 Vacuum Hose G and all edges are

G and all edges are smoothly finished

Two 10 AN Female O-Ring Outlets

For 6500 and 6504 Belt Drive Lower Seal

110 Lobe Separation

Holley Main Jets (2) - 81 Vacuum Hose G and all edges areSet 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