Mazda 12A & 13B Underdrive Pulley Set Merchandise 👉 Order your Vinny Fab

👉 Order your Vinny Fab Scutter Panel today — designed

Regulator Type: Internal

Nissan Skyline R34 GTR

and are black anodised for corrosion resistance

Mazda 12A & 13B Underdrive Pulley Set Merchandise 👉 Order your Vinny FabLightweight pulley set made from aircraft grade 6061 T6 aluminium for light weight, and black anodised for great looks. Set contains: crank pulley, alternator pulley and waterpump pulley. Offers faster acceleration through significant reduction of mass having to be accelerated by the crankshaft. The effect is similar to a lighter flywheel, and the car feels more lively and willing to rev. Crank pulley outside diameter is 88mm. Alternator pulley