Holley Main Jets (2) - 71 HSCHD11 Engines with center bolt style

Engines with center bolt style valve covers require ALL81341 mounting kit

replaceable steering arm and brake caliper bracket

All necessary hardware is included for an easy

650" long Hi-Tech 5/16" diameter pushrods handle the requirements of today's all-out race engines

Its handsome design

Holley Main Jets (2) - 71 HSCHD11 Engines with center bolt styleSet 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