O-ring

MR& ALPHA ONE - Upper

MERCRUISER: 25-70937

SIERRA: 18-7169

GLM: 28380

MALLORY: 9-76551

Others O-ring supply 

25-30613

25-38099

25-90011

25-25439

25-32546

25-35027

25-36318

25-31534

25-21836

814168

832669

Sinera Marine&Snowmobile. (Her Sheng) is the largest manufacturer for aftermarket sterndriveparts, ski jet parts and snowmobile parts in the world.

We are manufacturedall of outdrive parts for all of kind boat use it; and jet ski part, snowmobilespart for many brands.

Our products includingsterndrive parts and snowmobile parts are brand new.

All of parts arecompatible and interchangeable with the OEM. All of parts are produced usingthe highest quality materials and the latest technological advancements.

In regard to marine,we are manufactured brand Mercruiser(R-Style, ALPHA I, GEN II, BRAVOI, II, III), and OMC Cobra, Volvo- Penta,Johnson Evinrude, etc.

On the other hand, thesnowmobile parts are contained brands Yamaha,Arctic Cat, Ski doo, Polaris, Kimpex, Winderosa, etc.

For now, we also haveJet ski parts. Parts contained piston kit, piston ring, gasket, gasket kit, OPring,float, Cylinder sleeve, Connecting rod, and contained brand Kawasaki, Polaris,Seadoo, Yamaha, Tigershark.

The customer sampleand drawing are welcome.

Here is our website:

E-mail: info@sterndrive-outdrive.com

Tel: +884-426331020

Facebook: SineraMarine

Skype: sterndrive