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Diesel Engine Specifications
120
Weight and Measures - Conversion Factors
Quantity U.S. Customary Metric
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Customary
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Unit Name Abbreviation Unit Name Abbr.
sq. inch in
2
sq. millimeters mm
2
645.16 0.001550
sq. centimeters cm
2
6.452 0.155
Area
.
sq. foot ft
2
sq. meter m
2
0.0929 10.764
Fuel
Consumption
pounds per
horsepower hour
lb/hp-hr
grams per
kilowatt hour
g/kW-
hr
608.277 0.001645
miles per gallon mpg
kilometers per
liter
km/l 0.4251 2.352
Fuel
Performance
gallons per mile gpm
liters per
kilometer
l/km 2.352 0.4251
Force pounds force lbf Newton N 4.4482 0.224809
inch in millimeters mm 25.40 0.039370
Length
foot ft millimeters mm 304.801 0.00328
Power horsepower hp kilowatt kW 0.746 1.341
pounds force per
sq. inch
psi kilopascal kPa 6.8948 0.145037
inches of mercury in Hg kilopascal kPa 3.3769 0.29613
inches of water in H
2
O kilopascal kPa 0.2488 4.019299
inches of mercury in Hg
millimeters of
mercury
mm
Hg
25.40 0.039370
inches of water in H
2
O
Millimeters of
water
mm H
2
O
25.40 0.039370
bars bars kilopascals kPa 100.001 0.00999
Pressure
bars bars
millimeters of
mercury
mm
Hg
750.06 0.001333
Temperature fahrenheit °F centigrade °C (°F-32) 1.8 (1.8x°C) +32
pound force per
foot
ft-lb Newton-meter N•m 1.35582 0.737562
Torque
pound force per
inch
in-lb Newton-meter N•m 0.113 8.850756
Velocity miles/hour mph kilometers/hour kph 1.6093 0.6214
gallon (U.S.) gal. liter l 3.7853 0.264179
gallon (Imp*) gal. liter l 4.546 0.219976
cubic inch in
3
liter l 0.01639 61.02545
Volume:
liquid
displacement
cubic inch in
3
cubic
centimeter
cm
3
16.387 0.06102
Weight
(mass)
pounds (avoir.) lb kilograms kg 0.4536 2.204623
British Thermal
Unit
BTU joules J 1054.5 0.000948
British Thermal
Unit
BTU kilowatt-hour kW-hr 0.000293 3414
Work
horsepower
hours
hp-hr kilowatt-hour kW-hr 0.746 1.341