Home > SONNAX Valves and Tools > General Motors > 4L60E 4L65E 4L70E > 77898EK 4L60E,4L65E,4L70E EARLY DESIGN VALVE ASSY, REV BOOST O/S
77898E-K 4L60E .490" O Ring style boost valve kit	4L60E Transmission boost valve kit Sonnax 77898E-K Competitors Price $33.46 Your Cost $33.46 Product Code: 400-0077898EK Qty:

Description   Improves line pressure boost and shift firmness. This is a direct replacement part. No machining required. More Information

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