"Big Dog Super Pump" Gerotor Pump Assembly
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Description
BIG DOG SUPER PUMP GEROTOR PUMP ASSEMBLY (REPLACEMENT PUMP FOR COA-11124-180 TRANSMISSION)
The Coan Racing COA‑12816B “Big Dog Super Pump” Gerotor Pump Assembly is a high-performance, drop-in front pump designed to elevate fluid handling in the renowned COA‑11124‑180 Powerglide builds and compatible GM automatic transmissions. Featuring a robust billet construction and race-proven gerotor design, this assembly enhances hydraulic efficiency and pressure delivery for consistency under extreme loads.
Whether upgrading an Ultimate “Big Dog” build or refreshing a race-ready Powerglide, this pump delivers superior durability, enhanced fluid flow, and reliable performance in competition-level applications.