Dirt Bike Engine Seals - Orings and Kits

Engine seal failure can compromise compression, cause oil leakage, and lead to costly internal damage. MOOSE RACING Motor Seals deliver OEM-equivalent performance at a fraction of the cost, allowing you to rebuild with confidence knowing every critical...

Engine seal degradation compromises compression, leaks oil, and accelerates internal wear—exactly what you can't afford when reliability matters. MOOSE RACING Motor Seals deliver OEM-equivalent fitment and durability at a fraction of OEM pricing, letting...

Engine seals are critical wear items that directly impact oil containment, pressure retention, and longevity of your rebuild. OEM seals often carry premium pricing that doesn't match their performance—MOOSE Racing Motor Seals deliver genuine...

A worn countershaft sprocket seal is a silent performance killer—it allows critical oil to leak into your transmission cavity, compromising lubrication and accelerating wear on your drivetrain. The MOOSE RACING Countershaft Sprocket Seal Kit delivers a...

Countershaft seals are critical wear items that prevent transmission fluid from leaking into the engine case—a failure that can contaminate your oil and compromise engine performance. The MOOSE RACING 25-4029 kit replaces all essential sealing components...

A worn countershaft sprocket seal compromises engine reliability and allows critical fluid loss—replacing it before failure occurs prevents costly internal damage and keeps your machine running at peak performance. This OEM-equivalent kit from MOOSE...

Engine seal degradation is one of the most common causes of oil leakage and performance loss in two-stroke racing engines. MOOSE Racing Motor Seals deliver OEM-equivalent fit and durability at a fraction of the cost, allowing you to rebuild with...

Engine seals are critical wear items that directly impact compression, oil retention, and overall engine reliability—especially in high-performance applications where tolerances are tight. MOOSE Racing Motor Seals deliver OEM-equivalent fitment and...

A complete engine seal failure can sideline your CR250 at the worst possible moment. MOOSE Racing Motor Seals deliver OEM-equivalent performance at a fraction of OEM pricing, giving you the reliability to rebuild with confidence. Whether you're...

When you're rebuilding a YZ125 engine or transmission, OEM seal kits command premium pricing—but MOOSE Racing Motor Seals deliver genuine OEM-equivalent quality at a fraction of the cost. Each set is engineered with high-tech materials for reliable...

Engine and transmission seals are critical wear items that directly impact oil retention, performance, and longevity. OEM seals can cost significantly more, but MOOSE Racing delivers genuine replacement quality at a fraction of the price—without...

Engine seals wear over time—allowing oil leakage, contamination, and performance loss—making a complete gasket and seal kit essential for any serious rebuild. MOOSE Racing Motor Seals deliver OEM-equivalent reliability at a fraction of dealership...

Carburetor seals degrade with time and heat exposure, leading to fuel leaks, inconsistent jetting, and performance loss. The MOOSE RACING Carb Mid Body Gasket Kit 26-10155 provides all necessary components to restore your FCR carburetor's center section...

A complete engine seal failure can sideline your YZ250 indefinitely—and OEM replacement kits come with premium pricing that cuts into your race budget. MOOSE Racing Motor Seals deliver genuine OEM-quality fitment and durability at a fraction of the cost,...

Engine rebuild projects demand reliability at every seal and gasket—compromised seals lead to oil leaks, contamination, and premature failure. The MOOSE RACING Motor Seals kit eliminates the guesswork by delivering OEM-equivalent components at a fraction...

Engine and transmission seals are critical wear items that demand precision and reliability—especially when you're rebuilding or maintaining high-performance equipment. MOOSE RACING Motor Seals deliver OEM-quality fitment at a fraction of OEM pricing, so...

A worn countershaft sprocket seal compromises engine integrity and accelerates component wear—replacing it with OEM-quality parts is essential preventive maintenance. This MOOSE RACING kit delivers everything needed for a complete seal assembly,...

Engine seals are critical wear items that fail silently—until oil starts leaking past your crankshaft or transmission begins weeping fluid onto your garage floor. The MOOSE RACING Motor Seals kit eliminates the guesswork by providing a complete...

A leaking FCR carburetor mid-body compromises fuel delivery precision and creates a costly mess in your intake manifold. This complete gasket kit eliminates the need to source components piecemeal from multiple suppliers, giving you everything required...

Front sprocket replacement is only half the job—securing the countershaft properly is what separates a reliable setup from a future headache. The MOOSE RACING Washer/Snap Ring Counter Shaft kit ensures your countershaft stays locked in place under load,...