2 PULLEY SYSTEM (UNDERDRIVE) L98 (C14500)

By turning the belt driven accessories 22% slower (reducing parasitic horsepower drain), your engine can gain up to 20 HP. Pulleys are made of a high grade carbon steel. Two and three pulley system sets are available. The two pulley system is available for 84-87 models. Consists of undersized crank pulley and large diameter alternator pulley. The three pulley system can be used on 1988-91 models. Includes, undersizedcrank pulley, oversized alternator pulley and large water pump pulley. Not CARB approved. NOTE:***Belt not included.*** APPLICATION: C4 / L98 84-91

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