Sonnax TH350 Turbo 350 Oversized Bushing Kit

Quality oversized bore bushing kit for the GM TH350 Turbo 350 automatic transmission. Manufactured by Sonnax, this set features repair oversized bores designed to restore proper clearances and endplay throughout the transmission. Worn bushings and thrust washers are a leading cause of pressure loss and erratic shift behavior in the TH350.

Replace all bushings and washers during every rebuild to ensure optimal fluid routing, proper shaft support, and correct endplay. This Sonnax oversized bushing kit is precision-manufactured and fits all TH350 applications from 1969 to 1986 across Chevrolet, GMC, Buick, Oldsmobile, and Pontiac vehicles.