Sonnax TH350 Turbo 350 Pump Bore Repair Sleeve

Professional-grade pump bore repair sleeve for the GM TH350 Turbo 350 automatic transmission oil pump. This Sonnax component features oversized bore fix engineered to restore or improve pump efficiency and hydraulic pressure delivery throughout the transmission. Correct pump function is essential for reliable shifting and converter charge in the TH350.

Designed for all 1969-1986 TH350 applications in Chevrolet C10, Camaro, Corvette, Nova, Chevelle, Monte Carlo and GMC trucks. This pump bore repair sleeve meets OEM dimensional specifications and is trusted by professional rebuilders for consistent quality and performance.