Valvoline VR1 sae50, 30 miles, 01YZ250F

[sunruh]

Valvoline VR1 sae50 raced for 30 miles in a 2001 Yamaha YZ250F. Testing done by Blackstone Labs. INSOLUBLES: TR WATER: 0.0% ANTIFREEZE: 0.0% FUEL: < 0.5% FLASHPOINT IN \xbaF: 445 SUS VISCOSITY @ 210 \xbaF: 90.8 ALUMINUM 14 CHROMIUM 0 IRON 4 COPPER 0 LEAD 21 TIN 0 MOLYBDENUM 2 NICKEL 0 MANGANESE 0 SILVER 0 TITANIUM 0 POTASSIUM 0 BORON 0 SILICON 7 SODIUM 0 CALCIUM 1846 MAGNESIUM 7 PHOSPHORUS 997 ZINC 1266 BARIUM 0 the lead is because i use leaded fuel, not pump swill. the aluminum is from the pressure plate of my clutch.