Underbone 4T

$6.25

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Specifically formulated to meet the demands of small displacement, high RPM, fuel efficient engines found in today’s domestic and foreign markets. Higher operating temperatures require a motorcycle oil to offer maximum protection against viscosity and thermal breakdown. Fortified with detergent-dispersants, rust and corrosion inhibitors, keeping engines clean and free of sludge, varnish and rust.


Small displacement 4-cycle engines

Technical Data

  • Color D 1500 Amber

  • Appearance, Visual Bright & Clear

  • Viscosity cSt @ 100°C 18.0

  • Pour Point °F -30

  • Flash Point °F 430

  • Fire Point °F n/a

  • Viscosity Index 125

  • SAE Viscosity 20w50