Rock Oil Guardian semi synthetic 10w40 motorcycle oil is a premium grade semi-synthetic 4 stroke engine oil that has been specially developed to meet the exacting demands of the latest JASO MA2 oil specifications.
Guardian Motorbike 10/40 oil has been specifically blended to offer superb performance levels with outstanding protection to all internal engine components.
The advanced additive, high detergent formula of Guardian 10w-40 ensures maximum engine component protection and superior resistance to deposits and corrosion (meaning dirt and residue build up is greatly reduced in the engine), resulting in extended engine life and optimum performance under the most arduous of conditions including MX, road and track racing.
Guardian 10/40 provides engines with rapid cold start circulation, providing maximum protection during initial start up. Rock Oil Guardian 10w-40 also passes the latest clutch friction tests to JASO MA2 standards, allowing safe, predictable use in wet clutch applications (which eliminates clutch slip and gearbox pitting) as well as providing outstanding gear protection and reduced phosphorous levels for excellent exhaust catalytic converter compatibility.
Benefits of using Rock Oil Guardian semi synthetic 10w40 oil:
JASO MA and MA2 Approved oil which is safe to use in motorbike wet clutches and in bikes with catalytic converters in the exhaust
As tried, tested and used by many MX, track and road racing teams (including Buildbase Honda, PAR Honda and many more!)
Blended using mainly Group 1 (the best!) oil base stocks
Safe and stable formula meaning Guardian coats and protects delicate engine parts and stays in grade longer
High detergent formula means a minimum of waste deposit build up inside a motorbike engine
Highly resistant to internal motorcycle engine corrosion and pitting
Formulated to greatly extend engine and gearbox life whilst helping to achieve optimum performance levels
Every batch is tested by Rock Oil to ensure it is up to the specific motorcycle oil spec before being bottled and shipped out