DomiWorks Engineering AB

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

17 900 kr

3 pieces in stock

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

This is a pre-order for the first initial batch, limited quantity for this price!

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. The automatic starter requires to be cut in the upper right corner to not interfere with the transmission dowel and bolt.

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

Adapter plate thickness is a massive 76mm.

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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