The following dynamometer test was carried out on a Cummins 350 engine with a 1900 rpm governor setting.
The engine had approximately 100,000 miles on the clock at the time of the first test, prior to using
The truck returned to the test centre* - 3507 miles after treatment, and was retested at identical road speeds.
|
Before
treatment
|
After
treatment
|
%
change
|
|
Horsepower
|
MPH
|
Horsepower
|
MPH
|
Horsepower
|
|
000
|
00
|
000
|
00
|
0
|
|
274
|
52
|
291
|
52
|
6.2
|
|
293
|
55
|
310
|
55
|
5.8
|
|
248
|
62
|
255
|
62
|
2.8
|
*Conducted by Finning Tractor & Equipment Company Limited
Under test conditions the torque increase was close to 50ft/ lbs at normal operating speeds:
Torque (in lbs) = hp x 63025 / rpm