GZ 250 Forums - View Single Post - 20w-50 Dino oil OK for hot weather?

Water Warrior 2 · 07-09-2014, 01:45 AM

15-40 Shell Rotella dino will work well enough. The 20-50 weight is just a tad heavy for a smaller engine to pump.
Much larger V-twins are sometimes recommended to run a 20-50 due to heat, engine stresses and the shear forces of the gears.

07-09-2014, 01:45 AM	#4
Water Warrior 2 Senior Member Join Date: Dec 2006 Location: Squamish B.C Canada Posts: 11,409	15-40 Shell Rotella dino will work well enough. The 20-50 weight is just a tad heavy for a smaller engine to pump. Much larger V-twins are sometimes recommended to run a 20-50 due to heat, engine stresses and the shear forces of the gears.
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