8Speed.au - MAZDA 13B/20B ROTARY 8HP ADAPTER KIT 45/50/70/75 N57 B57 B58

Mazda 13B/20B Rotary 8HP Adapter Kit 45/50/70/75 N57 B57 B58

Adapter kit to fit a BMW 8HP gearbox to a Mazda 13B/20B engine.

Fits both manual and automatic rear end. Automatic starter is required on both rear ends. If you have a manuel rear end, some grinding is required to make the starter go free.

Adapter made out of high grade aluminum and natural anodized for a premium feel and experience.

Adapter plate thickness is a massive 73mm.

Requires the Mazda Automatic Flexplate to utilize the starter ring gear. A hub is included which is mounted on top of the Mazda flexplate. Last the BMW flexplate is mounted to be able to mount the torque converter.

Adapter kit includes:

- Mazda 13B/20B to 8HP Adapter plate

- Hub that mounts to counterweight

- BMW Flexplate that mounts to the hub and torque converter can be mounted to

- Most mounting hardware such as bolts and dowels

Installation Instructions

Coming soon

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