Adapter Kit for Nissan RB to BMW Manual Transmissions

This adapter kit is engineered to facilitate the integration of Nissan RB series engines (RB20, RB25, RB26, RB30) with ZF/Getrag manual transmissions commonly utilized in BMW vehicles. It is specifically designed for both amateur and professional motorsport applications.

The kit supports engine conversions in BMW models including E30, E36, E46, E34, E39, E90, E91, E92, E60, E61, E81, E82, E87, and can be adapted for use in other vehicles such as Nissan (S13, S14, S15, PS13) or Mazda RX-7/RX-8.

Technical Specifications:

• Compatible Engines: Nissan RB20, RB25, RB26, RB30
• Compatible Transmissions:
  • GETRAG S5D-250G 5-speed (BMW M50, M52)
  • ZF S5D-310, S5D-320 5-speed (BMW M50, M52, S50, S52, S54)
  • GETRAG 420G 6-speed (BMW S50 E36 M3, S54 E46 M3)
• Maximum Torque: Adapter Kit ONLY 240mm / 9.45" (single disc) supports up to 800Nm / 589.9 lb⋅ft
• Flywheel: Custom flywheel composed of aluminum and cast iron, balanced prior to dispatch, featuring a replaceable friction surface
• Gearbox Adapter Thickness: 25mm / 0.98"
• Flywheel Weight: 5.00 kg / 11.02 lbs
• Spline Type: 23x29-10N, Spline Count: 10
• Clutch Requirements: Requires dedicated clutch components for the gearbox
• Installation: Suitable for professional installation in motorsport contexts

Additional Features:

• Each component is CNC machined from certified materials to ensure durability
• Engineered for perfect coaxiality ensuring precise alignment between engine and transmission
• Manufactured in Poland with certification under ISO PN-EN ISO 9001:2015
• Includes aluminum gearbox adapter, fasteners, custom flywheel, crankshaft bolts kit, clutch cover-pressure plate bolts kit, and custom clutch fork pivot pin/ball

Intended Use:

• Designed for motorsport, daily driving, and drift applications

Note: The custom flywheel necessitates the use of a ring gear/flywheel from the automatic Nissan RB, which is not included in the kit.

This product is intended for racing use only. DriftParts is not liable for improper installation or misuse.