8 oz. (240 ml) Fuel additive to protect against fuel contamination and residue build-up in carburetors and gas lines. Should always be used before storing your watercraft for any long period of time. Suitable for all gasoline engines.

OEM: MERCURY MARINE 47-862232A2

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 70 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

The Sierra 18-7781 Fuel Filter is interchangeable with the following: Yamaha 61N-24563-00-00, 61N-24563-10-00, 6R3-24563-00-00. Each Sierra product meets or exceeds the original equipment part it replaces.

OEM: CHRYSLER FORCE 339-7370A13, MERCURY MARINE 339-832757A4, 339-832757B4

Every day, thousands of Southern California residents see the California Channel Islands on the horizon, yet few can name all eight. Santa Catalina Island, third largest, is by far the best known. It is the only island with a city, Avalon, where dozens of hotels, shops, and restaurants await visitor...

Sierra E-Tec drain screw with magnet for OMC engine. Sierra Part #18-4249.OEM Part Number:318544

The Merit Brass nipple is a seamless schedule 40 red brass pipe fitting with male National Pipe Taper (NPT) threads for connecting and extending female threaded pipes. The fitting has NPT threads for creating tighter seals than straight threads. Made of red brass, this schedule 40 seamless nipple is...

Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing latching and f...

The Sierra 18-7222 Carburetor Kit is interchangeable with the following: Evinrude/Johnson 398729, 396701, 392061, Mallory 9-37107. Each Sierra product meets or exceeds the original equipment part it replaces.

The Sierra 18-5443 Ignition Coil fits 4 Cyl., GM V-6 and V-8 Engines with Delco HEI Ignitions. Interchangeable with the following: Crusader 7243200, GLM 72113, Mallory 9-29708, Mercruiser 898253T27, 817378T, 817378, OMC 3854002, Volvo Penta 3854002-7, 3854002. Each Sierra product meets or exceeds th...

Sierra bellows kit. Sierra Part #18-2771.