Go Fast Bits Under Drive Pulley Kit - Black - Subaru WRX 2008-14 Ace Racing Clutches revised chambers and relocated valves

revised chambers and relocated valves for all-out competition

and 2200+ stall

Edelbrock/Chapman Victor CNC 276cc

Vehicle Applications: 17 Camaro ZL1 6

Go Fast Bits Under Drive Pulley Kit - Black - Subaru WRX 2008-14 Ace Racing Clutches revised chambers and relocated valvesIn some vehicle applications additional performance benefits are available at high RPM by underdriving the accessories (slowing them down), which reduces the parasitic load on the engine. All underdriven kits are thoroughly tested to ensure that the benefit comes without compromising the accessory performance. Made from a single billet of 6061 T6 aluminium, then precision CNC machined to exacting tolerances, our pulley kits offer an exceptional bolt