Reply to "New Car Warranty using Amsoil..."

bigbearMember

quote:
Here's Pennzoil's hybrid 0w-20 CCS/MRV spec's

MRV viscosity, cP (°C) ASTD D-4684 16,800 (-40)
CCS Viscosity, cP (°C ) ASTM D-5293 5,600 (-35)

Penzoil's Ultra 5w-20
MRV viscosity, cP(°C)ASTD D-4684 11,700 (-35)
CCS Viscosity, cP(°C)ASTM D-5293 4,250 (-35)

Here's Mobil's M1 0w-40 @ -40C (MRV only)
MRV at -40ºC 26242 cP

Captain Kirk, which of these oil's would you want in your car if you were in Northern Minnesota during the month of January where overnite lows can dip well below 0 Degrees.

Is it better to have a lower number in the D-4684 and D-5293 tests.

6/23/104:26 PM

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