Alternator pulley for Mazda Rotary 12A and 13B motors. Our pulleys are made from T-6061 billet aircraft aluminium, CNC machined, and finished in a clear anodized finish. 76mm or 3" diameter. OEM specs. Lighter and stronger than stock. 15mm shaft. Dual sheave belt. Belts are not included. Free shipping to the USA and Puerto Rico via Ships USPS Priority Mail.
Application: For RX3, RX4, RX7, RX100, Cosmo