Drivetrain› Automatic Transmissions and Components

Sun Coast Converters

Suncoast Converters Forward Reverse Abuse Valve Kit 77754-35K

$49.32

SKU: S02K 77754-35K

In Stock
In Stock
Ships by Jun 15
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Sonnax Transmission Company 77754-35K is a drop-in pressure regulator valve repair kit designed for automatic transmissions. This kit addresses issues caused by wear in the pressure regulator bore, which can lead to high line pressure, harsh shifts, and overheating. It restores hydraulic integrity for proper line pressure control.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandSun Coast Converters
Part NumberS02K 77754-35K

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy