Part-Synthetic Engine Oil for 4-Stroke Cycle Motorcycles, Scooters & ATVs

Kendall® 4T Semi-Synthetic MB is a premium quality, part-synthetic engine oil designed primarily for use in 4-stroke cycle motorcycles, scooters, and all-terrain vehicles (ATVs). It also may be used as transmission oil in motorcycles and ATVs where the manufacturer specifies the use of motor oil in the transmission.

You are currently viewing 4T SEMI-SYNTHETIC MB

Features & Benefits

  • Enhanced resistance to viscosity and thermal breakdown at high temperatures
  • Protects against sludge and varnish formation
  • Protects against scuffing and wear
  • High shear stability
  • Protects against rust and bearing corrosion
  • Good resistance to foaming and air entrainment


  • 4-stroke cycle motorcycles, scooters, and ATVs
  • 4-stroke cycle gasoline engines in other mobile or stationary equipment where an API Service SL quality oil is specified

Technical Details

  • 10W-30
  • Licenses & Approvals

    4T Semi-Synthetic MB meets or exceeds the requirements of and is approved for:

    #JASO T 903:2011 Performance Classification MB

    Additional Details

    SAE Grade 10W-30
    Specific Gravity @ 60°F 0.868
    Density, lbs/gal @ 60°F 7.23
    Color, ASTM D1500 3.5
    Flash Point (COC), °C (°F) 236 (457)
    Pour Point, °C (°F) -41 (-41)
    Viscosity, Kinematic
    cSt @ 40°C 68.2
    cSt @ 100°C 10.4
    Viscosity Index 139
    Cold Cranking Viscosity, cP 5,500
    @ (°C) (-25)
    High Temp/High Shear Viscosity, cP @ 150°C 3
    Sulfated Ash, ASTM D874, wt % 1.00
    Total Base Number (TBN), ASTM D2896 7.6
    Phosphorus, wt % 0.100
    Zinc, wt % 0.110
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