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

Output coupler nut socket used to remove 905126 nut ZF/Hurth transmission.

Oetiker clamp crimping tool.

BOTTOM MOUNT STARTER USED ON SMALL AND BIG BLOCK CHEVROLET ENGINES (4.3, 5.7, 454, 502, 8.1)

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

70 AMP ALTERNATOR SERPENTINE PULLEY REPLACEMENT