Indmar Marine Thermostat 160° Drilled – LT1 & 5.7L Fresh Water Cooled Engines | Part #986034 Maintain optimal engine temperature with this genuine Indmar 160° drilled thermostat, designed specifically for fresh water cooled Indmar marine engines. The precision drilled bypass hole ensures smooth coolant flow and prevents air pockets from forming in the cooling system — a common cause of overheating in tow boats. Compatible with: Indmar LT1 and 5.7L fresh water cooled engines fitted to Malibu, Axis, Moomba, Supra, and Tige boats.

Indmar Marine Exhaust Gasket – Catalyst Special | Part #556202SPEC Don't overlook this critical sealing component — this genuine Indmar special catalyst exhaust gasket is the correct OEM replacement for Indmar catalyst exhaust systems. Engineered to handle the extreme heat and pressure of the marine exhaust environment, this special specification gasket ensures a perfect seal every time — protecting your engine, your passengers, and your investment. Compatible with: Indmar marine engines with catalyst exhaust systems fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year before ordering.

Indmar Marine Ignition Wire / Spark Plug Leads Set – Black Small Block HVS | Part #751106 Restore crisp reliable ignition performance with this genuine Indmar black ignition wire set for the small block marine engine with High Voltage Switch (HVS) ignition system. A complete wire set is one of the most impactful ignition upgrades you can make — delivering clean high voltage pulses from the HVS distributor to every spark plug for consistent firing across all cylinders all season long. Compatible with: Indmar small block marine engines with High Voltage Switch (HVS) ignition systems fitted. Contact us to verify fitment for your specific model year before ordering.

TOP MOUNT STARTER WITH 2 BOLT MOUNTING FLANGE USED ON CHEVROLET AND FORD ENGINES, REPLACES 573001, 573001M, AND 573002

CHEVROLET SMALL BLOCK OIL PAN GASKET

Indmar Marine Raw Water Pump Bracket Kit – 5.7L | Part #495200 Ensure your raw water pump is correctly and securely mounted with this genuine Indmar raw water pump bracket kit for the 5.7L marine engine. The pump bracket is the structural foundation of your raw water cooling system — holding the pump in precise alignment with the drive belt and engine block. A worn, cracked, or incorrectly fitted bracket causes pump misalignment, accelerated belt wear, bearing failure, and ultimately cooling system breakdown on the water. Compatible with: Indmar 5.7L marine engines