Porsche Underdrive Crankshaft Pulley Billet Aluminum Hard Anodized 99610211563LN SMC11008301--S20 Porsche Set of four aluminum

Porsche Set of four aluminum strips for door opening

Fits 911 (1965-1973) and 912 (1965-1969)

Dry boiling point: 265 deg

2 bushings and 1 drive

Set includes one backrest and one seat pad cover

Porsche Underdrive Crankshaft Pulley Billet Aluminum Hard Anodized 99610211563LN SMC11008301--S20 Porsche Set of four aluminumPorsche The Flat 6 Innovations Billet Aluminum Hard Anodized M96 M97 Underdrive Crankshaft Pulley manufactured by LN Engineering offers increased horsepower and torque by reducing parasitic losses by slowing down the belt driven accessories. The smaller diameter provides sufficient speed at idle to allow the alternator, power steering, and water pump to operate properly with no ill effects caused by other underdrive pulleys that have further reduced