Kevin_MacArthur

Machine guns.

rowland91

Under drive pulley.?

95-f-150-302

Under drive pulley's basically change the size of your crank pulley and your accesories and slow them down a little bit to create less drag on the engine ideal for racing not so much on a dd with ac power steering ect... There is a big debate on wether or not it hurts your accesories or not nothing completely proven 1 way or another. But if more power is what you want I say some headers and high flow cats or forced induction! Turbo charge that bad boy