Boat owners, this Galloparts fuel pump relay is a solid replacement part that won't let you down on the water. It's compatible with Mercruiser, Sierra, and Mercury marine engines, covering part numbers 865202T, 807057T, 807057, and 18-5851. What I appreciate is that it's been properly tested and works as a direct replacement for the original equipment - no modifications or adapters needed. Installation is straightforward if you're familiar with basic marine engine components. The quality feels premium, with reliable operation that gives me confidence when I'm out on the lake. I've been using mine for several months now through various temperature conditions and it's performed flawlessly. The long working life means I'm not constantly worrying about it failing at the worst possible moment. For the price, you're getting a reliable aftermarket solution that performs exactly like the OEM part but without the crazy markup. Whether you're doing routine maintenance or replacing a failed relay, this one delivers consistent performance. It comes packaged securely with just the relay - no extra hardware or accessories since it's a direct swap. Having a reliable fuel pump relay is crucial for proper engine operation, and this Galloparts unit has proven itself in real-world use. Keep one as a spare on your boat or use it for your current repair - either way, it's a smart choice for maintaining your marine engine's reliability season after season.
Free 30-day returns 
Free 30-day returns
