Honda 1994 Prelude Online Reference Owner's Manual page 135

The SAE numbers tell you the oil's
viscosity or weight. Select the oil
for your car according to this chart.
(Except US: VTEC, Canada: SR-V)
Ambient Temperature
An oil with a viscosity of 5W-30 is
preferred for improved fuel econo-
my and year-round protection in
your Honda. You may use a 10W-30
oil if the temperature in your area
never goes below 20°F ( — 7°C).
(US: VTEC, Canada: SR-V)
Ambient Temperature
An oil with a viscosity of 10W-30 is
preferred for improved fuel econo-
my and year-round protection in
your Honda. You may use a 5W-30
oil if the climate in your area is
within the temperature range
shown on the chart.
Engine Oil
Additives
Your Honda does not need any oil
additives. Purchasing additives for
the engine or transmission will not
increase your car's performance or
longevity. It only increases the cost
of operating your car.
Maintenance