The Spec hydraulic upgrade slave and master assembly adapts Toyota 1JZ/2JZ engines to an R154 transmission, providing a matched hydraulic clutch solution for this swap. The assembly replaces mechanical linkage components with a hydraulic setup to simplify engagement and improve clutch actuation consistency in custom drivetrain combinations that pair 1JZ/2JZ engines with R154 gearboxes.
Spec Hydraulic Upgrade Slave & Master Assembly - Toyota 1JZ/2JZ to R154