Holley Main Jets (2) - 70 Replacement Timing Chain Aluminum roller rocker

Aluminum roller rocker

For high performance engines operating from 1500-6500 rpm

Cinch-bolt clamp for positive pump retention

die-cast aluminum alloy components with an anodized and PTFE-coated

1966-1966 GMC P1000

Holley Main Jets (2) - 70 Replacement Timing Chain Aluminum roller rockerSet 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