Indmar Marine Sparks Plug Kit – 5.7L Iridium | Catalyst Exhaust Engine | Part #491009 Upgrade your ignition system with this genuine Indmar iridium spark plug kit, specifically designed for Indmar 5.7L engines fitted with a catalyst exhaust system. Iridium plugs represent the pinnacle of spark plug technology — delivering stronger, more consistent sparks, longer service life, and measurably better performance compared to standard plugs. If you want the best ignition performance from your catalyst-equipped Indmar 5.7L — iridium is the answer. Compatible with: Indmar 5.7L marine engines fitted with catalyst exhaust systems on Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year
Indmar Marine Thermostat Kit – 5.7L | Part #491010 Service your 5.7L cooling system with confidence using this genuine Indmar thermostat kit — a complete kit containing everything needed for a full thermostat replacement in one part number. No hunting for individual gaskets or hardware — everything included, ready to fit. Compatible with: Indmar 5.7L marine engines fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment
Indmar Marine Fuel Pump Replacement Kit – Replaces 556184 | Part #495187 Restore reliable fuel delivery to your Indmar marine engine with this genuine Indmar fuel pump replacement kit — the correct current replacement for superseded part 556184. A failing fuel pump is one of the most disruptive breakdowns you can experience on the water — loss of fuel pressure means loss of power, and in a complete pump failure, a stranded boat. This kit provides everything needed for a complete, reliable fuel pump service. Compatible with: Indmar marine engines previously fitted with fuel pump 556184 on Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year