1978 Motorcycle Fuel Economy Guide

A guide to motorcycle gas mileage (MPG and L/100km) and efficiency

Your guide to motorcycle and scooter fuel economy in MPG and L/100km.
Over 5500 bikes by year, manufacturer and model from 1934 to today.

1978 Motorcycle MPG Fuel Economy Guide
World Changing Event: Bigger motorcycles start to appear on the motorcycle market as motorcycling grows more popular. The 1978 Suzuki GS1000 series became the standard for legendary engine longevity and for racing applications. The Suzuki GS1000 engine is still used today in racing 30 years after it’s introduction. The GS series helps coin the term “UJM” or Universal Japanese Motorcycle after it’s Japanese practical riding style and looks.

 

1978 Motorcycle and Scooter Models

 

Year
Manufacturer
Model
Engine Size (cc) /Cyl
Average MPG
Average L/100km
Source
BMW
R60/7
53.0 MPG
4.4 L/100km
BMW
R65
51.5 MPG
4.6 L/100km
BMW
R65
650/2
45.6 MPG
5.2 L/100km
BMW
R80/7
800/2
41.6 MPG
5.7 L/100km
Ducati
Darmah 900
41.7 MPG
5.6 L/100km
Harley-Davidson
FL
41.5 MPG
5.7 L/100km
Harley-Davidson
FLH
41.5 MPG
5.7 L/100km
Harley-Davidson
FX
40.5 MPG
5.8 L/100km
Harley-Davidson
FXE
41.5 MPG
5.7 L/100km
Harley-Davidson
FXS
44.0 MPG
5.3 L/100km
Harley-Davidson
XLCH
49.5 MPG
4.7 L/100km
Harley-Davidson
XLCR
42.5 MPG
5.5 L/100km
Harley-Davidson
XLH
49.5 MPG
4.7 L/100km
Honda
C70M
93.0 MPG
2.5 L/100km
Honda
CB125S
80.0 MPG
2.9 L/100km
Honda
CB200
71.0 MPG
3.3 L/100km
Honda
CB400A Automatic
48.0 MPG
4.9 L/100km
Honda
CB400T Hawk
51.5 MPG
4.6 L/100km
Honda
CB550
56.0 MPG
4.2 L/100km
Honda
CB750A
44.0 MPG
5.3 L/100km
Honda
CB750F
49.5 MPG
4.7 L/100km
Honda
CB750K
47.0 MPG
5.0 L/100km
Honda
CB750K
750/4
32.0 MPG
8.0 L/100km
Honda
CB750K
750/4
42.8 MPG
5.5 L/100km
Honda
CBX1000
40.5 MPG
5.8 L/100km
Honda
CL70
88.5 MPG
2.7 L/100km
Honda
CL90
91.0 MPG
2.6 L/100km
Honda
CM185T
73.5 MPG
3.2 L/100km
Honda
CT70
88.5 MPG
2.7 L/100km
Honda
CT90
91.0 MPG
2.6 L/100km
Honda
CX 500E
498/2
46.0 MPG
5.1 L/100km
Honda
CX500
53.0 MPG
4.4 L/100km
Honda
GL1000
42.0 MPG
5.6 L/100km
Honda
Goldwing GL1000
44.0 MPG
5.3 L/100km
Honda
S65
83.0 MPG
2.8 L/100km
Honda
SL90
90.0 MPG
2.6 L/100km
Honda
XL100
68.0 MPG
3.5 L/100km
Honda
XL125
74.5 MPG
3.2 L/100km
Honda
XL175
71.0 MPG
3.3 L/100km
Honda
XL250S
69.0 MPG
3.4 L/100km
Honda
XL350
52.5 MPG
4.5 L/100km
Honda
XL75
77.5 MPG
3.0 L/100km
Honda
XR75
72.5 MPG
3.2 L/100km
Honda
Z50A
77.5 MPG
3.0 L/100km
Kawasaki
1000LTD B2
1050/4
41.8 MPG
5.6 L/100km
Kawasaki
454 EN450 
61.5 MPG
3.8 L/100km
Kawasaki
KD100
73.5 MPG
3.2 L/100km
Kawasaki
KD125
67.0 MPG
3.5 L/100km
Kawasaki
KD175
63.5 MPG
3.7 L/100km
Kawasaki
KE100
73.5 MPG
3.2 L/100km
Kawasaki
KE125
67.0 MPG
3.5 L/100km
Kawasaki
KE175
63.5 MPG
3.7 L/100km
Kawasaki
KM100
72.5 MPG
3.2 L/100km
Kawasaki
KX400
53.5 MPG
4.4 L/100km
Kawasaki
KZ440
57.0 MPG
4.1 L/100km
Kawasaki
KZ650
51.5 MPG
4.6 L/100km
Kawasaki
Z440
57.0 MPG
4.1 L/100km
Laverda
Jota 1200
37.4 MPG
6.3 L/100km
Laverda
Zeta 500
38.9 MPG
6.0 L/100km
Suzuki
GS1000
50.0 MPG
4.7 L/100km
Suzuki
GS400
57.0 MPG
4.1 L/100km
Suzuki
GS425
56.0 MPG
4.2 L/100km
Suzuki
GS550
59.0 MPG
4.0 L/100km
Suzuki
GS750 ALL
50.5 MPG
4.7 L/100km
Triumph
Bonneville 750
42.0 MPG
5.6 L/100km
Yamaha
RD400
41.5 MPG
5.7 L/100km
Yamaha
TT500
57.0 MPG
4.1 L/100km
Yamaha
XS1100
47.0 MPG
5.0 L/100km
Yamaha
XS400
60.0 MPG
3.9 L/100km
Yamaha
XS650
50.5 MPG
4.7 L/100km
Yamaha
XS750
45.0 MPG
5.2 L/100km
Yamaha
XT500
57.0 MPG
4.1 L/100km

Feel free to add your motorcycle MPG data to help our guide grow.

 

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