Holley 4150 Aluminum ULTRA XP 650 CFM CIRCLE TRACK HSQR The 95-durometer polyurethane bushings effectively

The 95-durometer polyurethane bushings effectively minimize wheelhop without contributing to road noise or driveline vibrations

Extreme suppression capabilities prevent electronic interference

Finding its way in a number of applications

Eliminates the necessity of routing multiple wires to the CS / CTS Monitor

friction durability and foam resistance compared to earlier generation DEXRON(R) fluids

Holley 4150 Aluminum ULTRA XP 650 CFM CIRCLE TRACK HSQR The 95-durometer polyurethane bushings effectivelyXtreme Performance Holley Ultra XP(TM) Circle Track Carburetors! Ultra XP carbs are 38% lighter than our original HP, have fuel capacity that is 20% greater and 30 other new features! They're available in our Hard Core Gray(TM) hard coat anodized finish with Black(TM) billet for improved corrosion protection & also available in natural tumble polished aluminum with Black(TM) metering blocks and base plate. The Aluminum Ultra XP Circle Tracks are