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and slotted holes allow multiple mounting options
Nissan S13 S14 S15 Silvia
Nissan RB25DET - HCR32
Quality USA made 38mm (1
Mazda 12A & 13B Underdrive Crank Pulley Toyota and slotted holes allow multipleLightweight crank pulley made from aircraft grade 6061 T6 aluminium for light weight, and black anodised for great looks. 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. Pulley outside diameter is 88mm. Suits early 12A and 13B rotaries through to series 5 RX 7. Please check our other listings for