Hughes Performance part number 74-1 is our Street/Strip series 700R-4 transmission rated for use with up to 550 flywheel horsepower in street and mild street/strip applications.
Built from select 1987-1992 cores, this model features a 30-spline input shaft, and is designed to be used with a lock-up torque converter. Non-lock-up options are also available.
Each 74-1 transmission includes our special constant pressure valve body upgrade. This upgrade provides firm, crisp shift quality, and virtually eliminates the possibility of a premature transmission failure related to an incorrect adjusted throttle valve (TV) cable.
Other features include a fully upgraded 10-vane front pump, Beast sun shell with roller thrust bearing, Borg Warner 29-element forward sprag, Borg Warner low/reverse roller clutch, reinforced and sleeved input drum, Corvette 2nd servo, "Z" 3-4 clutch pack, red racing frictions in remaining clutch packs, High Energy band, new lock-up solenoid and harness, new case connector, chrome steel pan, and new AC Delco throttle valve cable!