Holley Fuel Pressure Regulator - 4.5-9 PSI BR40051 DiamondFire plugs create more power

DiamondFire plugs create more power while using less fuel (brake specific fuel consumption) than any other design

please order your QUADRALink Kit without axle brackets

Eagle Competition Rotating Assemblies are the perfect choice for your racing engine

360-degree radial flow performance air filter with five layers of progressively finer cotton gauze media for maximum performance

2001-2009 Workhorse W22

Holley Fuel Pressure Regulator - 4.5-9 PSI BR40051 DiamondFire plugs create more powerHolley Fuel Pressure Regulator 12 707 4. 5 9 PSI 8 Inlet Port four 6 Outlet Ports Aluminum Billet Body Regulates From 4. 5 9 PSI One 8 Inlet Port Four 6 Outlet Ports . 437" Restriction Aluminum Billet Body Top Casting Hard Coat Anodized 3 Fuel Pressure Gauge Mounting Options Compatible For Use w Methanol Alcohol Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every