850 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline 1991-pontiac-firebird-esi6483971 For use where this viscosity

For use where this viscosity is specifically recommended

Made from 6061 Aluminum Alloy

BMR's poly bushings offer plenty of articulation for great handling

Twin Cam and aftermarket engines of similar design

Manufactured from CNC-machined stainless steel

850 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline 1991-pontiac-firebird-esi6483971 For use where this viscositySuper Street Series carburetors combine street friendly drivability and track capable performance in a single value oriented package. Setting them apart from ordinary street carbs, they feature billet dual metering blocks and throttle bodies that offer tighter tolerances and eliminate porosity. Not only are Super Street Series carbs available with both vacuum or mechanical secondaries, QFT also offers models designed and calibrated specifically for