Holley 512-503-5 - Holley Adjustable Fuel Pressure Regulators
Holley #510-512-503-51984-87 3.8L Turbo(Buick Grand National and Regal) |
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For the race or the road
Adjustable from 35-65 psi, these Holley fuel pressure regulators are designed specifically for fuel-injected engines and utilize a special wave spring to maintain constant pressure. Their easy installation in stock locations makes for a quick performance upgrade.
