Mazda 12A & 13B Underdrive Alternator Pulley suspension NOTE - On low cars

NOTE - On low cars with the arms at their shortest length

5psi Billet actuator

Designed for the MX5 B6ZE(RS) / BP 1

Heavy Duty Cleaning Agents for Stuck-On Dirt & Debris

and two additional 1/8" NPT sensor ports have been added for temperature or pressure sensors

Mazda 12A & 13B Underdrive Alternator Pulley suspension NOTE - On low carsLightweight alternator 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 75mm. Suits early 12A and 13B rotaries through to series 5 RX 7 (vehicles with 15 mm alternator