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For me, 2000 RPM in top gear would have me going about 85 MPH. I cruise 1700 RPM = 70 MPH. 1450 RPM = 60 MPH.
2000 RPM is considered the magic MPG engine speed for these school bus motors.
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2000 Ford F-350 SC 4x2 6 Speed Manual
4" Slam
3.08:1 gears and Gear Vendor Overdrive
Rubber Conveyor Belt Air Dam
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