Top 10 Best 10w50 Synthetic Motorcycle Oil

Formulated with Trizone technology to protect all 3 critical zones engine, clutch and gearbox. Race derived technology for maximum engine acceleration. Extreme high temperature air-cooled performance and water-cooled engine performance. Excellent shear stability to prevent viscosity breakdown. Exceeds API SL and JASO MA-2.

PRO PLUS is designed to prolong engine and wet clutch life and offers excellent feel, smoother transmission shifting, easy starts, and improved fuel economy. PRO PLUS is an ester fortified 100 full synthetic 4T engine oil. PRO PLUS is formulated to exceed JASO MA requirements for 4-cycle engines with integrated wet clutches. Balanced Anti-wear Anti-scuff additive system minimizes engine deposits while protecting critical engine, transmission and clutch components. All weather formula meets or exceeds JASO MA, API SLSJSHSG.

Optimal lubrication in all operating conditions, ensures low oil consumption. Very high shear and ageing stability, highest levels of wear protection. Tested with catalytic converters, optimal engine cleanliness. Specifications and Approvals API, SL, JASO, MA2.

Meets the following standards API SLSHSG and JASO MA.

Motorex Power Synthetic 4T Motor Oil 10W-50 4 Liter..

A high performance 4T engine oil that is designed to provide maximum protection. This synthetic blend operates excellent under high operating temperatures that require motor oil to provide maximum protection against both viscosity and thermal breakdown.. Steadfast 10W50 is a blend of high quality synthetic base oils and special additives that protect against high temperature oxidation, wear, and shear breakdown. Fortified with with highly effective ash-less dispersants, detergents, antioxidants, and anti-wear additives to keep engines clean and free of sludge, varnish, and rust.. Superb for wet clutch systems, providing your machine with optimum clutch feel and smooth shifting. Your machine will thank you. Designed and engineered for the off-road community. Proudly manufactured and bottles in the USA. Meets and exceeds API SN JASO MA2 Specifications and meets OEM requirements..

Bel-Ray EXS Synthetic Ester 4T Engine Oil is a 4-stroke motorcycle oil providing outstanding wear protection, low temperature and high temperature performance. This oil is designed for the high stress race environment but perfect for touring and sport bikes as well.. For use in all 4-stroke engines requiring an oil meeting the API SGSHSJSLSM standards.. For use in all 4-stroke motorcycles with or without wet clutches including those specifying the use of a JASO MAMA1MA2 qualified oil..

Fully synthetic, high-performance oil designed for motocross and supercross 4-stroke motorcycles. Optimum protection against engine wear under the most grueling, extreme temperature racing conditions. Cross Power 4T 10W50 Oils have been selected by compatible with KTM to be used in all of their racing 4-stroke motorcycles. No slipping of the wet clutch. Extreme temperature and shear protection.

Fully synthetic, racing quality engine oil for high-performance street motorcycles. Optimum wear protection aggressive power development. Catalytic converter tested. Extreme thermal and shear stability. Optimized clutch performance according to JASO MA.

Newest API rating of SL for catalytic converters. Meets the following standards API SLSHSG and JASO MA. Recommended for all 4-stroke engines. Ester technology to improve engine response. Proprietary extreme pressure formula to protect the gearbox.