FAST 4 JASO MA 20W/50 Semi Syn SL


Fast 4 JASO MA 20W/50 Semi Syn SL stands as a premium four-stroke motorcycle lubricant meticulously engineered to offer the utmost protection for your motorcycle. Its formulation harnesses a blend of cutting-edge synthetic technology oils and the latest advancements in additive systems to create a motorcycle lubricant that delivers unmatched value and protection.

This exceptional lubricant not only meets but exceeds the API SL engine oil protection standard, affirming its commitment to safeguarding your engine’s performance. It also surpasses the rigorous clutch performance requirements of the Japanese JASO MA2 specification.

The broad viscosity grade of SAE 20W/50 strikes a perfect balance diverse climate. It provides a thinner low-temperature viscosity for effortless start-ups during winter and a thicker high-temperature viscosity for superior performance and protection under the scorching summer sun.

Fast 4 JASO MA 20W/50 Semi Syn SL is the ideal choice for both on and off-road four-stroke motorcycles, whether they run on leaded or unleaded fuel. It is particularly well-suited for high-performance Japanese and American motorcycle brands. Notably, it was purposefully formulated to deliver exceptional lubrication for Yamaha FJ1200 engines, underscoring its versatility and reliability across various motorcycle models and applications.

Always consult your vehicle owner’s manual for the manufacturer’s recommendations.


  • Exceptional protection against oxidation and high temperature degradation
  • Enhanced lubrication to give maximum power and acceleration
  • High level of detergency gives superior engine cleanliness
  • Optimal clutch and gear performance
  • Reduced valve/cam/tappet wear
  • Excellent thermal and oxidation stability reduces deposits on piston groove and skirt areas, preventing ring sticking and protecting against coke deposit blockage
  • Outstanding protection for high speed on-road motorway and sport riding as well as off-road riding


Fast 4 JASO MA 20W/50 Semi Syn SL is recommended for use in four-stroke motorcycle engines, and on and off road motor cycles, and contains additives suitable for integrated clutches and gearboxes (wet clutches).

Fast 4 JASO MA 20W/50 Semi Syn SL meets or exceeds the following demanding performance requirements:


JASO: MA, MA2 (T903:2006)

Always consult the vehicle owner’s manual for the manufacturer’s recommendations.

PropertyASTM MethodTypical Results
Density (kg/Lt) @ 15oCD-12980.882
Viscosity, cSt       at 40oCD-445180
at 100oCD-44518.5
Viscosity IndexD-2270115
Flash Point, COC (oC)D-92256
Pour Point (oC)D-97-23
Total Base Number (mg KOH/g)D-28966.9
Sulphated Ash (% wt)D-8740.9
Foaming Characteristics –D-892Nil

Available in:       Bulk, 200 Litres, 20 Litres, 5 Litres and 1 Litre

Item Code:          VI1-2118

Product Informations

Product Data Sheet

Material Safety Data Sheet