Toyota 1HD-FTE to BMW ZF8HP70X Billet Adapter Kit Take your Toyota 4.2L 1HD-FTE diesel engine to the next level with our billet aluminum transmission adapter kit, engineered and manufactured in Perth, Australia. This kit allows you to mate the legendary Toyota 1HD-FTE with the BMW ZF8HP70X 8-speed automatic transmission, delivering modern shift quality and strength while keeping Toyota reliability. Kit Includes Billet Bellhousing Adapter – 61 mm thick precision-machined plate Torque Converter Adapter – ensures perfect alignment and engagement Spigot Shaft Adapter – for correct input shaft location Transmission Cooler Line Adapter – to integrate ZF cooling system with AN lines Transfer Case Adapter – 90 mm billet adapter to suit Nissan GQ (Y60) / GU (Y61) transfer cases Re-splined Input Shaft – exchange unit only, adapted for correct spline engagement Transfer Case Mount – Chevrolet Silverado Duramax/Allison style, overengineered for strength Key Features 100% billet aluminum construction – precision CNC-machined in Perth Designed for Toyota 1HD-FTE → BMW ZF8HP70X conversions Allows use of Nissan Patrol GQ/GU transfer cases with ZF8HP70X transmission Maintains drivetrain strength with OEM-style durability Direct bolt-up fitment with minimal modification required All custom-fabricated parts have a lead time of 2–3 weeks, including items currently in stock.