Mazda 12A & 13B Waterpump Adaptor & Side Mount Alternator Bracket Combo

Sale price $360.00 Regular price $379.00

Shipping calculated at checkout.

Save money by buying an electric waterpump adaptor, and side mount alternator bracket together!


Franklin Engineering is proud to have designed and manufacture side mount alternator brackets for Mazda 12A and 13B rotary engines.

Made from 6061-T6 aluminium for light weight and high strength, and anodised black for great looks and corrosion resistance.

Will fit all engines from Series 1 to Series 6 using early model timing cover.

Please note this will not fit FD3S engines unless a 12A or Series 4/5 front cover is used.

Supplied with all bolts, washers and spacers as pictured.


Electric waterpump adaptor to suit Mazda 12A, 13B and 20B rotary engines.

CNC machined from billet 6061-T6 aluminium and black anodised for corrosion resistance and great looks.

M12X1.5 threaded port for factory temperature sender.

Supplied with fasteners required and M12X1.5 plug for temperature sender port.

Available in 2 bolt to suit 12A or 3 bolt pattern to suit 13B & 20B. Please confirm the bolt pattern on your engine prior to purchasing.

Adaptors available:
32mm tube
38mm tube
20AN (Compatible with 2 bolt pattern only)