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a black high-back collar
1 approved
The design accommodates all Head and Neck restraints
This is the best setup as it allows better axle angle and engine placement
Holley 12-879 Regulator Kit Steel a black high-back collarHolley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061 T6 billet aluminum for strength and durability. These regulators are adjustable from 4 65 psi and will handle both carbureted and EFI applications. A second pressure spring is included allowing you to increase the fuel pressure range up to 65 psi for EFI systems. They have 3 8 NPT port sizes to adapt to your new