Holley Primary V Fuel Bowl - Aluminum w/ Clear Sight Glass 4087BK Quiet operation and pulse width

Quiet operation and pulse width modulation compatibility are delivered via the turbine impeller and computer balanced armature

Center Cap Or Horn Button

high durometer polyurethane bushings

This design delivers a more reliable oil feed than most other options on the market

Holley Primary V Fuel Bowl - Aluminum w/ Clear Sight Glass 4087BK Quiet operation and pulse widthHolley Primary V Fuel Bowl Aluminum w Clear Sight Glass 134 71S Primary Fuel Bowl Center Hung Polished Holley 2300 4150 4160 Gaskets IncludedHolley 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