This high-quality in-tank EFI fuel pump is an ideal direct replacement for Yamaha Grizzly 550 and Grizzly 700 ATV models manufactured between 2009 and 2014, compatible with OEM part numbers 3B4-13907-10-00 and 3B4-13907-11-00.
Built with premium turbine impeller and durable motor components, it maintains consistent fuel supply under rough terrain, heavy payloads and long-time off-road operation. Adopting ethanol-compatible sealing and shell materials, it resists fuel erosion, moisture and temperature variation to prolong service life greatly.
It efficiently fixes typical faults including hard cold start, unstable idle speed, acceleration delay and weak power output caused by original pump aging. Standard mounting structure enables quick replacement, easily restoring original fuel delivery and overall engine performance.