Recommended Sae Viscosity Grade Engine Oils - Chevrolet 1994 Corvette Owner's Manual

Service and Appearance Care
I
NOTICE:
If you use oils that don't have the
GM4718M Standard designation,
you can cause engine damage not
covered by your warranty.
0
SAE
5W-30
As
shown in the viscosity chart,
SAE
5W-30 is best for your
vehicle. However, you can use
SAE
1OW-30 if it's going to be
0°F (-18°C) or above.
These numbers on an oil container
show its viscosity, or thickness. Do
not use other viscosity oils such as
SAE
20W-50.
.
. I 8 0
Recommended SAE Viscosity
Grade Engine Oils
For best fuel
economy
and cold starting,
.select the lowest SAE viscosity grade oil
for the expected temperature range.
HOT
WEATHER
/
WEATHER
r
COLD
WOK FOR
LABELS
ONE OFTHESE
@
1
- r
S A E Z - 3 0
PREFERRED
Oils meeting these requirements should
also have either one or both of these
symbols on the container.
You should look for these on the oil
container, and use o & those oils that
are identified as meeting GM Standard
4718M and have either the "starburst"
symbol or the API doughnut symbol
with either the SH or the SG designation.
Your Corvette engine is filled at the
factory with a Mobil l @ synthetic oil,
which meets all requirements for your
vehicle.