Holley Main Jet Extension HARZ201 1993-2003 Chevrolet Corvette

1993-2003 Chevrolet Corvette

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

isolating and securing fuel and oil lines and brake hoses

1975-1978 Plymouth Fury

1987-1997 Ford F-350

Holley Main Jet Extension HARZ201 1993-2003 Chevrolet CorvetteHolley 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