ABBREVIATIONS AND SYMBOLS
Abbreviations
ampere
A
alternating current
AC
ampere-hour
AH
approximately
approx.
American Petroleum Institute
API
after top dead center
ATDC
before top dead center
BTDC
degree Celsius
˚C
cold cranking amp
CCA
centimeter
cm
cubic centimeter
cm
3
cubic centimeter per minute
cm
/min
3
cubic inch
cu-in
direct current
DC
direct volt adapter
DVA
kilogram meter
Kg-m
degree Fahrenheit
˚F
fluid ounce (U.S.)
fl oz
fluid ounce (U.S.) per minute
fl oz/min
foot
ft
foot pound
ft-lb
foot pound force per minute
ft-lbf/min
gram
g
gallon (U.S.) per hour
gal/hr
gallon (U.S.)
gal
gear lubricant
GL
General Motors Company
GM
horsepower (U.S.)
HP
inside diameter
I.D.
inch
in
inch pound
in-lb
kilogram
kg
kilogram per square centimeter
kg/cm
2
electronic speed governor
ESG
kilopascal
kPa
kilowatt
kW
3-/ 4-Cylinder
GENERAL SERVICE INFORMATION
L
L/hr
Ib
mL
mm
mV
N
N-m
NMMA
No.
O.D.
oz
PS
psi
qt
RPM
SAE
sec.
t
TDC
V
VAC
VDC
W
Symbols
˚
+
-
±
Ω
µ
%
liter
liter per hour
pound
milliliter
millimeter
millivolt
newton
newton meter
National Marine
Manufacturers Association
number
outside diameter
ounce
horsepower (metric)
pound per square inch
quart (U.S.)
revolution per minute
Society of Automotive Engineers
second
short ton 2000 Ib
top dead center
volt
volt alternating current
volt direct current
watt
angular degree
plus
minus
plus or minus
ohm
micro
percent
2-3