var g = 0; var a = parseFloat(form.bore.value); function findwidthmm11(form) form.tire4.value = ""; } You can view more details on each measurement unit: if (x==7) return false; } } return formatvalue(1353 / form.mph2.value, form.rsize); Watts to mechanic / hydraulic horsepower. { function computeField(input) { form.effratio12.value = ""; calculator will function formatvalue(input, rsize) exact, but simply a tool for estimating. The electrical horsepower is used by the electrical industry for electrical machines and is defined to be exactly 746 W (at 100% efficiency). function update(form, x) form.strtcarb13.value = findstrtcarb13(form); newValue = newValue / 100 if(x==5) } } Drag Racing Calculators,Calculators to find 1/4 mile ET and MPH, CID,Piston Speed,gear ratio,carburetor size,margin of victory,Engine calculator, Calculates relative horsepower, air density, density altitude, virtual temperature, actual air pressure, vapor pressure and dyno correction factor and more. } Enter the Weight and HP for ET and MPH, Then Press 'Enter' Key MPH = 234 * (HP / Weight) ^ .3333 ET = 1353 / MPH Weight Horsepower { … form.ratio.value = "Invalid"; } form.newheight12.value = ""; var n4 = 0; return invalid.substring(0, rsize); if(x==9) This calculator gives an function RoundUp(inValue) { form.oldheight12.value = ""; No computer, charts or workbooks needed. form.diameter10.value = ""; if(x==8) To calculate the horsepower of a car, start by finding the engine’s torque value and engine speed in the owner’s manual. { { return formatvalue((form.rear8.value * form.mph8.value * 336.136 * form.trans8.value * ((1 + (form.conv8.value / 100)))) / (form.rpm8.value), form.rsize); hp to ps, or enter any two units below: ps to ton } The answer is the horsepower for the car’s engine. { form.diameter11.value = ""; { form.quarter3.value = ""; } { ps to dyne centimeter/second return rounded.substring(0, rsize); } form.mph2.value = ""; } ps to newton meter/minute This calculator will calculate the approximate 1/4 mile time and trap speed of your vehicle. This calculator computes the estimated engine or motor horsepower from elapsed time. When you choose torque, this calculator will measure the approximate torque of an engine based on the horsepower, multiplied by 5,252 (conversion between foot-pounds and horsepower), divided by the RPM of the engine. } Quality tools are an investment that will last a lifetime if properly cared for. return true; Then combine the gasket displacement ccs with the "Head" ccs. if (x==0) form.quarter3.value = findquarter3(form); fltin > parseFloat(nines.substring(0,rsize)+".4")) Ratio Calculator. { Use this page to learn how to convert between pferdestarkes and horsepower. How To Calculate Your Horsepower. The weight of the car, truck or automobile including the driver, passenger and accessories. Different cars with different modifications, such as different rear form.origratio12.value = ""; function findheight10(form) Engine Horsepower Calculator. If there is other information you would like to see here please contact us and we will do our best to add the resources you need. ConvertUnits.com provides an online conversion calculator for all types of measurement units. ps to zeptowatt. Horsepower is a way to measure the power output of an engine or motor. inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, { } form.hp0.value = findhp0(form); form.rear5.value = ""; //-->, ©2020 DragTimes - Disclaimer - Contact Us. When building a high performance engine, racing engine or blueprinting an engine, the quality of your measuring tools becomes even more important. n3 = a * a * 12.87 * e { vehicle weight. if (strin.length <= rsize) return strin; name.value=""; form.stroke.value = ""; if (x==13) { { form.ratio.value = 0; form.et2.value = ""; Please feel free to use these tools, bookmark this page for future use, and post links to this page for others to use. The horsepower the electric, diesel or gasoline engine is capable of producing. Engine CC. Please enable Javascript form.et1.value = ""; return formatvalue((form.quarter3.value * .655) - .22, form.rsize + 2); google_ad_slot = "8213456567"; function clearForm(form) { To use this horsepower calculator enter the mph trap speed at the 1/4 mile mark from one of your dragstrip ET slips. function findeffratio12(form) form.trans7.value = ""; Note that rounding errors may occur, so always check the results. The var n5 = 0; We are pleased to share these helpful tools with our valued customers and guests. if (input.value != null && input.value.length != 0) { For instance, if you have a 64cc chamber and a head gasket displacement of 9.2 ccs, then in the "Head" ccs field enter "73.2". { form.widthmm10.value = ""; return formatvalue(form.widthmm10.value / 25.4, form.rsize); alert(msg); form.rear6.value = findrear6(form); { Convert pferdestarke to horsepower [electric]. } if (x==1) var e = 0; } if (strin.indexOf("e") != -1 || form.tire5.value = ""; if(x==12) At the track, see how weather and elevation will affect your times so you can instantly predict your dial-ins using current track conditions. { form.eqratio12.value = ""; be. for (var i = 0; i < str.length; i++) { { Horsepower will vary somewhat due to compression differences and engine physical construction. See my Free Android Drag Racing Calculator App in the Google Play Store function findwidthin10(form) var e = parseFloat(form.dt.value); Analyze/inspect calculations and results in solution, charts and graphs.