7/25/2019 Horsepower Ver3

http://slidepdf.com/reader/full/horsepower-ver3 1/2

Horsepower estimator 

Enter data into Yellow shad

Enter the following information:

Maximum Height (in inches) 144

Maximum Width (in inches) 102

Minimum Ground learance (in inches) 12

!esired s"eed (m"h) #1

 $ntici"ated headwind (m"h) 0

 $ntici"ated grade (stee"ness) of the road 4%4&

'ined weight (in "ounds tow ehicle and trailer) 2*#20

Eleation (in feet) 0

Eleaton factor  0&

DO NOT ENTER BELOW THIS LINE

Eleation 0%00

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+he +otal Horse"ower calculated here is merel, an estimate% +he calcul

due to the use of certain ehicle accessories (such as air conditioning "engine at its "ea- tor/ue out"ut ,ou can estimate the a""roximate s"eengine r"m at the "ea- tor/ue r"m% (ou will need a horse"ower curethe figures for total com'ined weight and for the grade% +hen sim"l, chclose to ,our engines out"ut% $dditional information can 'e found in col-e,s to moe a'out the wor-sheet and clear this text 'ox% 3or more info

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7/25/2019 Horsepower Ver3

http://slidepdf.com/reader/full/horsepower-ver3 2/2

  ed fields ONLY

Enter the height of the tallest ehicle

Enter the width of the widest ehicle

5ote: +ailwind does not hel" li-e headwinds hurt%

3or leel ground enter 0

(Eleation 1000) Eleation factor 

Total horsepower re9%ired

Enter the ground clearance for the ehicle that sits theclosest to the ground

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e referen$e &elow) Some of the $onstants %sed in thenformation p%&lished &* #at Diesel in their do$%ment

ent $an &e fo%nd at

lation does not ta-e into account horse"ower that ma, 'e lost

ower steering etc)% .f ,ou -now the horse"ower out"ut of ,ourd at which ,ou should 'e a'le to clim' a "articular grade with thehart and a tor/ue cure chart for ,our engine to do this%) Enternge the s"eed until the calculated total horse"ower num'er isumn !% $ssum"tions: 1#& drietrain efficienc, loss% se arrowrmation iew this GM document lin-ed in the next cell 'elow%

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