Nissan RB to 8HP Swap Guide

RB-powered cars deserve a transmission that can keep up without ruining the car. An 8HP swap can be the answer if the conversion is planned as a complete package.

Quick buyer note: 8HP swaps are not just “gearbox plus hope”. The reliable path is matching the transmission family, controller strategy, cooling, adapter hardware, driveline outputs and service parts before the car is apart.

RB adapter path

RB builds should start with the correct bellhousing/adapter solution such as the Nissan RB Superior bellhousing kit. Skyline/GTR projects can also compare the 8HP Superior Skyline GTR complete package.

What to plan early

• Engine position and tunnel clearance.
• Transfer case/AWD versus RWD path.
• Controller and shifter strategy.
• Cooling package.
• Tailshaft/flange solution.
• Power target and internal upgrade budget.

GTR-specific caution

GTR builds can become complex quickly because AWD, chassis packaging and power goals collide. Confirm the exact use case before ordering parts.

Recommended next step

If you are pricing a real build, start with the 8HP.Shop parts catalog, compare the relevant ZF 8HP gearboxes, and send the vehicle/engine/power goal through the contact page so the order is matched before parts ship.

FAQ

Can I use this guide as a final fitment guarantee?

No. Use it as a buying and planning guide. Final fitment depends on engine, chassis, ECU/controller strategy, tunnel clearance, output flange, tailshaft, mounts, cooling layout and intended power level.

Should I buy used, rebuilt or upgraded 8HP hardware?

For mild swaps a good used lower-kilometre unit can make sense. For serious power, budget for the correct base transmission plus inspection, service parts, cooling and upgrades from the internals and Dodson parts collection.

Where should I start if I am unsure?

Start with the 8HP guides hub and work backwards from your engine, chassis and torque goal.