Holley Main Jets (2) - 76 91929939 Single Blade

Single Blade

Tube Clamp

The studs are sold in 4 or 5 packs andare cadmium plated for extra durability

64-77 Chevelles and El Caminos

Holley Main Jets (2) - 76 91929939 Single BladeSet 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