ENDS 7/7
FRONT PUMP O-RING (TH400, TH350)
The Coan Racing COA‑22156 Front Pump O‑Ring is a critical seal designed for the front pump interface in Turbo‑Hydramatic 350 and 400 transmissions. Manufactured in the USA, this premium-grade O‑ring ensures leak-free hydraulic operation under high-pressure conditions. During rebuilds or routine maintenance, replacing the front pump O‑ring is essential to maintain optimal fluid pressure and prevent internal leaks that can lead to performance loss or transmission damage.
Engineered to factory specifications, the COA‑22156 offers a precise fit and reliable seal, making it a trusted, OEM-quality choice for high-performance and street/strip applications alike.
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