oil change CHEVROLET CORVETTE 1964 Owners Manual

Fuel System Requirements The high performance V-8 engine in your Corvette is designed to operate efficiently on premium type gasolines. See page 43 for
octane requirements. Use of regular grade gasolines in higher
performance engines may result in potentially dangerous engine
detonation.
FUEL
FILLER
CAP In some areas, grades of gasolines may be encountered which result
in severe detonation. Should this occur consult an authorized Chevro­
let
Dealer so that adjustments can be made to eliminate this detona­
tion or reduce it to a safe level.
Lift tip the Corvette emblem on the rear deck to reach the fuel filler cap. II the cap is lost be sure to replace it with a vented cap.
In
all cases excessive engine detonation, or knocking, should be
avoided in order to prevent possible eng ine damage .
Oil System Requirements
Lowest Anticipated Recommended Singhl Recommended Multi-Tempefohue Viscosity Oil ViltIcosltyOil
32 0
F. SAE 20 or 20W SAE 10W-30
0 0
F. SAE lOW SAE IOW-30
Below 00
F. SAE 5W SAE 5W-20
SAE
30 or IOW-30 is recommended when most o[
the driving is at high speeds and/or at temperatures
above gO°F . For continued reliability and perform- ance
from your Corvette
engine, it
is recommended
that you use an oil whic h, according to the label on the can, is (I) intended for service MS and (2) passes car makers' tests or meets General
Motors Standard GM 4745 -M.
Follow the accompanying vicosity
and change interval recommenda­
tions
and check the oil leve l (with
engine hot) on the dipstick regu­
larly. Keep oil level between the
FULL and ADD marks, by adding oil when level is at or below ADD mark. It is not
necessary to keep the level at the FULL mark. DO NOT OVERFILL.

Recommended Schedule for Periodic
Maintenance
and Lubrication
The time or mileage intervals on the following pages
are intended as a guide for establishing regular main­
tenance and lubrication periods for your Corvette .
Sustained heavy
duty or high speed operations or operation under adverse conditions may necessitate
more frequent servicing. To determine specific rec­ommendations for conditions under which you use
your car, consult your Authorized Chevrolet Dealer.
BATTERY
Check the fluid level in each cell of the battery regularly and keep filled with distilled water to the bottom of the split ring in the vent tube of each
cell. DO NOT OVERFILL.
Clean and oil the battery terminals and oil the felt
washer at each regular engine oil change.
Check the state
of charge regularly, especially in
freezing weather when an undercharged battery may
freeze and break.
ENGINE OIL
Engine oil should be changed at 60
day or 6,000 mile intervals. whichever occurs first. U ndef prolonged
dusty driving conditions it may be necessary to
change the engine oil more often.
CRANKCASE VENTILATION
Check
at every oil change,
more often during dusty driving conditions. If dirty or plugged, clear with suitable drill. Twist drill by hand to remove
any sludge or carbon for­
mation.

FAN BELT
Every 6,000 miles inspect fan belt for wear, fraying,
cracking and tension. Belt should be retightened
only when
it deflects more than Y2" with modera te thumb pressure applied midway between pulleys.
AIR CLEANER
Ev ery
12,000 miles (more often under dusty o r other
adverse driving conditions) rem ove the polyurethan e
eleme nt from its support screen and clean in suit able
solvent such as Kerosene . Squeeze out all solvent,
then soak i n engine oil and squ eeze out. Remove
excess oil
by then squeezing the element in a clean dry cloth.
OIL FILTER
The oil filter should be changed at 6,000 miles or 6 month intervals, whi ch ever occurs first. During pro­
l onged dusty driving conditions the filter should be
cha nged more often.
DISTRIBUTOR
Change cam lubricator end for end at 12,000 mile intervals-Replace at 24,00 0 mile intervals.
FUEL FILTER
In-Line Filter-Replace
the entire filter every 12,000
miles. To replace: Re­
move inlet fitting and
loosen filter bracket, then
turn entire filter
to re­
move. 0 hserve the direc­
tion of fuel flow when in­
stalling the new filter.
Carburetor Type Filter - R emove the fuel line and inlet fitting at the carburetor to replace the filter
only if car bur etor Hooding occurs. Do nor att,cmpt to clean the filter. This filter is used on the 250 hp engine only.
BRAKES
Master Cylinder -Every
6,000 miles - Check fluid
le vel and maintain IA" below filler opening with GM Hydraulic Brake Fluid, Super No. 11.
Lining-Inspe ct brake linings periodi cally. Frequency o[ inspection ,viII depend on traffic, terrain and the
driving habits of the driver.