Cobra Transmission Parts

GM 4L60, 700-R4, 4L60E, 4L65E, 4L70E Boost Valve & Sleeve Kit (.490” Diameter, with o-rings, Early Pump) (1993-2005) S74507F 77898E-K

GM 4L60, 700-R4, 4L60E, 4L65E, 4L70E Boost Valve & Sleeve Kit (.470” Diameter, with o-rings, Early Pump) (1993-2005) S74507FA 77898E-4K

4L60, 700-R4, 4L60E, 4L65E, 4L70E Automatic Transmission Boost Valve & Sleeve Kit (.490” Diameter, “ Factory” Style, Early Pump) (1993-2005) S74507FB 77898E-3K 

GM 4L60, 700-R4, 4L60E, 4L65E, 4L70E Boost Valve & Sleeve Kit (.490” Diameter, with o-rings, Late Pump) (2006-Up) S74507FJ 77898E-7K

Automatic Transmission Performance Pack Valve Body Kit (Sonnax) (HP-4L60E-01). Includes:- 1-2 Accumulator Valve Shim- TCC Pressure Limiter Valve & Spring Optional- Eliminates PWM/EC3 Function-...

4L60E, 4L65E, 4L70E Pressure Regulator Spring (High Performance) 74507PE-3HP 77917-10

4L60E, Spring, Pressure Regulator (Outer), 4L60E (1993-Up) (8680682)

4L60E, Valve Kit, Boost, Aluminum, 4L60E (.471", 1.90" Long) (OEM) (1993-2005) (24224510)

4L60E, Valve Kit, Boost, Aluminum, 4L60E (.506", 1.90" Long) (OEM) (1993-2005) (24224511)

4L60E, Valve Kit, Boost, Aluminum, 4L60E (.471", 1.80" Long) (OEM) (2006-Up) (24234396)

4L60E, Valve Kit, Boost, Aluminum, 4L60E (.506", 1.80" Long) (OEM) (2006-Up) (24234397)

4L60E, Valve, Pressure Regulator, 4L60E (Oversized) (requires T-77917-TL) (1993-Up) (8642751)