Holley Main Jet Extension HARZ201 The 95-durometer polyurethane bushings effectively

The 95-durometer polyurethane bushings effectively minimize wheelhop without contributing to road noise or driveline vibrations

1987-1997 Ford F-350

Carb recommendations: Edelbrock AVS2 or Performer Series 500-650cfm

The Edelbrock part #35760 Pro-Flo 4 EFI System for 1986 & Earlier Small-Block Chevy engines is equipped with the latest technology and features

Holley Main Jet Extension HARZ201 The 95-durometer polyurethane bushings effectivelyHolley Main Jet Extension 122 5000 Improved Design 2 Per Package 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