Dyno Day in Salt Lake City
by Rob Roetman
The following dyno results were obtained on the same day in Salt Lake City (elevation 4250 ft.) All 3 engines ran 48 IDAs, Web 121/125 cams, with the fan belts on and full size pulleys. All readings were taken at the rear wheels, with a correction factor of approximately 7%.
Build: 2007cc, 40 x 35 Berg heads, 8.2-1 c/r
Results: Max. HP - 111.4 at 5500-6000 RPM (approx. 133.68 at the flywheel).
Max. torque: 114.5 at 4600 RPM (approx. 137.4 at the flywheel).
Build: 2110cc, 44 x 37.5 Berg heads, 7.8-1 c/r
Results: Max. HP - 133.2 at 6150 RPM (approx. 159.84 at the flywheel).
Max. torque: 135.1 at 4500 RPM (approx. 162.12 at the flywheel).
Build: 2110cc, 44 x 37.5 heads by Heads Up, 8.6-1 c/r
Results: Max. HP - 135.9 at 5500-6000 RPM (approx. 163.08 at the flywheel).
Max. torque: 137.7 at 4400 RPM (approx. 165.24 at the flywheel).
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Combination #1 - Art Thraen |
Combination #2 - Chris Larson |
Combination #3 - Rob Roetman |
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