Indmar GM 5.7 2006 – 2018

Indmar Marine Lower Intake Manifold – 5.7L PFI E-Coat | Part #531197E Restore peak engine performance with this genuine Indmar lower intake manifold for the 5.7L Port Fuel Injection (PFI) engine, featuring a durable E-coat (electrocoat) finish for superior corrosion protection in the demanding marine environment. The lower intake manifold is one of the most significant components on your engine — directing the air/fuel mixture from the throttle body into each cylinder for combustion. Compatible with: Indmar 5.7L PFI (Port Fuel Injection) marine engines fitted to Malibu, Moomba, Supra, and Tige boats. Contact us to verify fitment for your specific model year before ordering.

Indmar Marine Exhaust Elbow Catalyst Gasket – 5.7L Engine | Part #765006 Never reuse an old gasket — this genuine Indmar exhaust elbow catalyst gasket is the correct OEM replacement for the 5.7L engine and should be replaced every time the exhaust elbow is removed. A small, inexpensive part that plays a critical role in keeping your exhaust system sealed, your engine protected, and your boat compliant with Australian marine emissions standards. Compatible with: Indmar 5.7L marine engines with catalyst exhaust elbow fitted to Malibu, Moomba, Supra, MB , Mastercraft and Tige boats Genuine Indmar Parts deliver optimal performance, efficiency and a longer engine life. PRECISION FIT. GENUINE QUALITY. PROVEN PERFORMANCE

Indmar Marine J-Formed Hose with Spring | Part #845040 Ensure reliable coolant flow with this genuine Indmar J-formed hose complete with internal spring. The integrated spring prevents the hose from collapsing under suction — a common problem on marine engines where cooling system pressure and flow rates are critical to preventing overheating on the water. Compatible with: Indmar marine engines fitted to Malibu, Moomba, Supra, and Tige boats.

CHEVROLET THERMOSTAT HOUSING 1 PIECE NLA.-USE 531067S THERMOSTAT HOUSING 2EA 605034 1/2" PIPE PLUGS AND 551004 GASKET. (Remove hoses going to elbow fittings in intake. Install 1/2" pipe plugs in place of those fittings)

PORT SIDE EXHAUST ELBOW USED ON 5.7 CAT MANIFOLDS 2011 THRU CURRENT USE 765006 GASKET, 735020 V-BAND CLAMP. Indmar Marine Exhaust Elbow – Catalyst Extended Port | Part #585018 Keep your exhaust system flowing freely and your engine running clean with this genuine Indmar catalyst exhaust elbow, extended port design. A critical component in your Indmar marine exhaust system — the exhaust elbow directs hot exhaust gases away from the engine while the integrated catalyst helps reduce harmful emissions, keeping your boat compliant with Australian marine environmental standards.

Indmar Marine Lower Thermostat Housing – Low Profile E-Coat | Part #531069E Seal and protect your cooling system with this genuine Indmar lower thermostat housing, featuring a durable E-coat (electrocoat) finish designed to resist corrosion in the harsh marine environment. The low profile design ensures a clean, precise fit in tight engine bay spaces — common in modern wake boats where engine compartments are compact. Compatible with: Indmar marine engines fitted to Malibu, Moomba, Supra, and Tige boats.