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• ## ET-MPH-HP Calculator

Wallace Racing - ET/MPH/HP Calculator. Weight is as the car sits on the line: driver and gas in it. The answers below will be for at sea level and standard pressure/temperature. (no weather correction). Calculate ET and MPH from HP and Weight: Weight: HP

• Automotive Calculators Drag Racing Pontiac Powered Firebirds,Trans AMS and Dragsters
• ## Horsepower Torque Calculator Spicer Parts

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. For example, if your engine has 350 horsepower then the torque would be 367 foot-pounds, at 5,000 RPM.

• ## Amps to Horsepower Calculator - Inch Calculator

Because 1 horsepower is equal to 746 watts, the formula above will include a division by 746 to complete the conversion. One additional consideration that should be made when doing the conversion is the efficiency of the motor being used.

• ## The Free Accurate Horsepower Calculator

One horsepower is equal to 745.7 watts, watts being a unit of power that James Watt also came up with, and the same unit you see everyday associated with things like light bulbs and electrical devices. "Gross" Horsepower vs. "Net" Horsepower

• ## Torque - Horsepower Conversion Calculator

Torque - Horsepower (hp) conversion is a method of converting one unit from other and vice versa. Torque is a rotational force generated by the electrical system, whereas, the horsepower is an imperial unit of power equal to 745.7 watts.

• ## Horsepower Calculator

HorsepowerWattBTUDifferent HorsepowersHorsepower is a unit of measurement of power developed by engineer James Watt in the late 18th century. Although its original purpose was to compare the output of steam engines with the power of horses (hence its name), it has since been adopted as a unit of measurement for all sorts of engines used to power things such as vehicles, lawn mowers, boats, chainsaw, and airplanes. Horsepower is commonly used today to refer to the potential work output of a vehicle's engine, and as such is a widel...
• ## Free Horsepower Calculator Compression Ratio Calculator ...

Free Horsepower Calculator. Engine Rear Wheel Horsepower Calculator Based on total vehicle weight and 1/4 mile MPH. To use this horsepower calculator enter the mph trap speed at the 1/4 mile mark from one of your dragstrip ET slips. Then enter the total weight of your vehicle, as raced, including the drivers weight.

• ## HORSEPOWER TO TORQUE CALCULATOR

You can practice using this calculator with these examples: 1) What is the horsepower when an engine is producing 475 foot pounds of torque at 4,000 rpm? Click on "Horsepower", enter the torque and rpm, click on "Calculate" and the answer is 361.77 horsepower. 2) An engine producing 320 horsepower at 5,000 rpm is producing how much torque?

• ## Kilowatts to horsepower (hp) conversion calculator

P (hp) = 10kW / 0.745699872 = 13.41 hp . Kilowatts to electrical horsepower. One electrical horsepower is equal to 0.746 kilowatts: 1 hp(E) = 746 W = 0.746 kW. So the power conversion of kilowatts to horsepower is given by: P (hp) = P (kW) / 0.746. Example. Convert 10kW to electrical horsepower: P (hp) = 10kW / 0.746 = 13.405 hp . Kilowatts to ...

• ## Horsepower to Amps Calculator - Inch Calculator

Since 1 HP is equal to 746 W simply multiply the horsepower by 746 for this conversion. Watts = Horsepower × 746. Account for Efficiency. Since motors are not 100% efficient, the number of amps needed to achieve the power output is actually higher depending on the efficiency. To find this, divide the horsepower by the efficiency in decimal form.

• ## Horsepower Calculator, calculate hp from et, trap speed ...

Calculate HP from Trap Speed: Vehicle weight in pounds (including driver) lbs. Trap speed at end of 1/4 mi in m.p.h. m.p.h. ... Calculate Rear End Gear Ratio: Enter the tire diameter in inches, rpm's of the motor at a certain speed as indicated by your speedometer in mph. This calculation assumes the car's transmission is in drive or 1:1 ratio ...

• ## Engine Horsepower Calculator From Trap Speed: Quarter Mile ...

Try out this calculator get a rough estimate of horsepower. This calculator computes the estimated engine or motor horsepower from trap speed. Trap speed is the velocity or speed of a vehicle at the end of a run or race competition. This web app uses the quarter mile distance or track. Note: This is a rough and quick estimate of engine horsepower.

• ## HORSEPOWER TO TORQUE CALCULATOR

You can practice using this calculator with these examples: 1) What is the horsepower when an engine is producing 475 foot pounds of torque at 4,000 rpm? Click on "Horsepower", enter the torque and rpm, click on "Calculate" and the answer is 361.77 horsepower. 2) An engine producing 320 horsepower at 5,000 rpm is producing how much torque?

• ## HP Calculator - Fuel Injector Clinic

HP Calculator; Do you have our 1000cc high-z injectors? How about our 1120cc low-z injectors? Are you dreaming of upgrading to our 2150cc or 1100 high-z injectors? If you want to know just how much power you can make with what you’ve got (or what you’d like to have) it’s as easy as plugging a few details into our horsepower calculator ...

• ## Engine Horsepower Calculator From Elapsed Time: Quarter ...

Try out this calculator get a rough estimate of horsepower. This calculator computes the estimated engine or motor horsepower from elapsed time. Elapsed time is the duration a vehicle takes to complete a run in a competition. This rich Internet app uses the quarter mile distance or 400 meter track.

• ## Watts to horsepower (hp) conversion calculator

How to convert watts to horsepower Watts to mechanic / hydraulic horsepower. One mechanic or hydraulic horsepower is equal to 745.699872 watts: 1 hp(I) = 745.699872 W. So the power conversion of watts to horsepower is given by: P (hp) = P (W) / 745.699872. Example. Convert 10W to mechanic horsepower: P (hp) = 10W / 745.699872 = 0.01341 hp

• ## HP to Amps Conversion Calculator [3 Phase, Single, Two ...

HP to Amps calculator is used to calculate the amperes from horsepower of the motor is known. You can use the Electrical calculator to find the current in single, 2,

• ## Horsepower to Torque Converter - Online Calculators and ...

Horsepower to Torque Converter is an online tool used in electrical engineering to calculate how much torque will be generated according to the input power value either in horsepower or watts. Generally, horsepower is a unit for measuring the power of various electrical motors, piston engines, steam turbines etc and it is equal to 746 watts or ...

• ## Calculator: Horsepower and air flow - Apple Valley, CA

For example, a 1,600 cc motor in a good state of tune requires about 54 cubic feet per minute to make 78 horsepower. This calculator uses the formula: Air flow (CFM) = (Horsepower × 0.625) × 1.1104 Estimating horsepower by air flow If you have access to a flow bench, you can measure how much air flow you get through your intake and cylinder ...

• ## Estimate Horsepower from Intake Airflow

Back to Calculators Index These equations are for recreation only. Not a substitude for actual testing. The HP is based on flywheel HP, for rear wheel HP multiply the results by your drive train percentage loss and subtract it from the result. This calculator is based on Naturally Aspirated applications.

• ## 1/4 Mile ET Calculator

This calculator estimates your 60 foot, eighth and quarter mile elapsed times and trap speed when given the weight of the car and flywheel or wheel horsepower. A 14% driveline loss is assumed for Wheel HP. See my Free Android Drag Racing Calculator App in the Google Play Store

• ## Horsepower vs. Torque: What's the Difference? U.S. News ...

May 22, 2017  Horsepower is a measure of the amount of work done over a period of time. Specifically, one horsepower is the amount of effort required to lift 33,000 pounds one foot in one minute. Buyers often consider horsepower as being synonymous with a car’s speed or quickness, but it’s more complicated than that.

• ## Small Engine Cubic Centimeters (cc) to Horse Power Calculator

CC to HP Calculator Instruction Enter Four Cycle Engine Rated CC. Example: A four cycle engine rated at 123 CC will produce approximately 4 horsepower. A four cycle engine produces power only on two cycles of the four revolutions. This why 32.5 cc is used in the formulas of this calculator.

• ## Engine Horsepower Calculator

This free engine horsepower calculator estimates vehicle engine horsepower using two different methods, the elapsed time method and the trap-speed method. Learn more about how horsepower affects performance, or explore hundreds of other calculators addressing topics such as math, finance, health, fitness, and more.

• ## quarter mile calculator from rear wheel horsepower ...

This 1/4 mile calculator uses the rear wheel horsepower instead of flywheel horsepower to determine the times and speed of the run. variable description rear wheel horsepower horsepower available at the rear wheels weight total ready to run weight of vehicle including driver elapsed time (ET) time to run the full length of the quarter quarter mile calculator from rear wheel horsepower Read ...

• ## HP to Amps Conversion Calculator [3 Phase, Single, Two ...

HP to Amps calculator is used to calculate the amperes from horsepower of the motor is known. You can use the Electrical calculator to find the current in single, 2,

• ## Calculator: Horsepower and air flow - Apple Valley, CA

For example, a 1,600 cc motor in a good state of tune requires about 54 cubic feet per minute to make 78 horsepower. This calculator uses the formula: Air flow (CFM) = (Horsepower × 0.625) × 1.1104 Estimating horsepower by air flow If you have access to a flow bench, you can measure how much air flow you get through your intake and cylinder ...

• ## Horsepower Calculator from 1/4 mile ET and Trap Speed ...

Horsepower Calculator from 1/4 mile time, Trap Speed Weight. This calculator will estimate the amount of horsepower a car is generating at the flywheel from the car's 1/4 mile time, trap speed and weight. DragTimes App NEW: Download the DragTimes App in the iTunes store to

• ## 1 / 4 Mile ET Calculator Calculate 1 /4 Mile ET from ...

1 / 4 Mile ET Calculator. Given below is the 1 / 4 mile elapsed time calculator to calculate 1 / 4 mile ET from horsepower. 1/4 mile or quarter mile is a drag race, a type of motor racing in which the vehicle compete to be first to cross a finish line. (i.e) from starting point to end line. It is done over a measured distance of about 0.40 km ...

• ## Horsepower to Torque Converter - Online Calculators and ...

Horsepower to Torque Converter is an online tool used in electrical engineering to calculate how much torque will be generated according to the input power value either in horsepower or watts. Generally, horsepower is a unit for measuring the power of various electrical motors, piston engines, steam turbines etc and it is equal to 746 watts or ...

• ## Horsepower vs. Torque: What's the Difference? U.S. News ...

May 22, 2017  Horsepower is a measure of the amount of work done over a period of time. Specifically, one horsepower is the amount of effort required to lift 33,000 pounds one foot in one minute. Buyers often consider horsepower as being synonymous with a car’s speed or quickness, but it’s more complicated than that.

• ## Horsepower to kilowatts (kW) conversion calculator

Electrical horsepower to kilowatts. One electrical horsepower is equal to 0.746 kilowatts: 1 hp(E) = 746 W = 0.746 kW. So the power conversion of horsepower to kilowatts is given by: P (kW) = 0.746 ⋅ P (hp) Example. Convert 10 hp to kW: P (kW) = 0.746 ⋅ 10hp = 7.460 kW . Metric horsepower to kilowatts. One metric horsepower is equal to 0 ...

• ## Small Engine Cubic Centimeters (cc) to Horse Power Calculator

CC to HP Calculator Instruction Enter Four Cycle Engine Rated CC. Example: A four cycle engine rated at 123 CC will produce approximately 4 horsepower. A four cycle engine produces power only on two cycles of the four revolutions. This why 32.5 cc is used in the formulas of this calculator.

• ## 1/4 Mile ET Calculator

This calculator estimates your 60 foot, eighth and quarter mile elapsed times and trap speed when given the weight of the car and flywheel or wheel horsepower. A 14% driveline loss is assumed for Wheel HP. See my Free Android Drag Racing Calculator App in the Google Play Store

• ## Air Flow and Horsepower Calculator

If you know the air flow you can calculate the horsepower and vice versa. This calculator allows you to choose between either of those two calculations. For practice use an air flow of 80 cubic feet per minute and it will equal 115.27 horsepower and use this for your hosepower to air flow calculation.

• ## Fuel Flow Calculations for Horsepower ...

For any engine you can calculate the amount of fuel used, its thermal efficiency and its horsepower potential. For reasons of simplicity let’s take an engine that makes 300 HP. It may use approx 24 gallon per hour to make 300 HP. 1 Gallon of fuel weighs approx 5.92 lbs and for every 1 lb of fuel burned approx 19,000 BTU’s of energy is released.

• ## Engine Horsepower Calculator

This free engine horsepower calculator estimates vehicle engine horsepower using two different methods, the elapsed time method and the trap-speed method. Learn more about how horsepower affects performance, or explore hundreds of other calculators addressing topics such as math, finance, health, fitness, and more.

• ## Understanding Gross Versus Net Horsepower Ratings > Ate Up ...

The regular-fuel L32 in 1971, which had the same gross horsepower rating (320 hp @ 4,400 rpm), had 250 net hp, so it’s reasonable to assume the 1970 edition was about the same, although the high-compression engine had more torque (500 lb-ft @ 2,400 rpm compared to 460 lb-ft @ 2,800 rpm for the regular-fuel version).

• ## quarter mile calculator from rear wheel horsepower ...

This 1/4 mile calculator uses the rear wheel horsepower instead of flywheel horsepower to determine the times and speed of the run. variable description rear wheel horsepower horsepower available at the rear wheels weight total ready to run weight of vehicle including driver elapsed time (ET) time to run the full length of the quarter quarter mile calculator from rear wheel horsepower Read ...

• ## Air Flow and Horsepower Calculator

If you know the air flow you can calculate the horsepower and vice versa. This calculator allows you to choose between either of those two calculations. For practice use an air flow of 80 cubic feet per minute and it will equal 115.27 horsepower and use this for your hosepower to air flow calculation.

• ## How to Calculate Horsepower Required Sciencing

Most engines use horsepower to describe how much work they can do in a given amount of time. The constant 1 horsepower equals 550 foot-pounds per second. In other words, 1 horsepower is the amount of work required to move a load of 550 pounds over 1 foot, in 1 second. Because horsepower, like wattage (no coincidence ...

• ## Horsepower Aero Drag Calculator - Apex Garage

Horsepower Aero Drag Calculator By David Nguyen Assumptions: Vehicle is a car driven on concrete with tire pressures 30 psi.Ambient temperature around 25 degrees Celsius (77 F), no wind. Drag figures are usually calculated from wind tunnel models without side mirrors, gaps in the windows and body panels, and smooth wheel covers.

• ## Amps to HP Calculator Electric Motor Amps to Horsepower ...

Amps to HP Calculator. Amperes (amps) and horsepower (HP) are the electric motor's rating methods. Amps - amount of the rate of flow of electricity, whereas Horsepower - measurement of

• ## RB Racing Turbo Boost and Airflow Calculator

Horsepower is related to airflow and airflow is limited by the pumping capacity of a given engine displacement . Given a certain engine displacement and certain other factors you can calculate how much boost will be required to achieve a stated level of horsepower. Then it's off to the compressor maps to check airflow v. pressure ratio.

• ## How to Calculate Horsepower RPM Sciencing

To calculate horsepower, it is necessary to understand how it is related to torque and RPM. Examine the definition of horsepower. In British units, it is 550 ft*lb / s, where ft is foot, lb is pound, and s is in seconds. It is sometimes abbreviated as hp. Note the definition of torque. The size of the torque depends on how it is applied to the ...

• ## Vehicle HorsePower to Weight Ratio Calculator Power to ...

This online vehicle horsepower to weight ratio calculator will in comparison of units or designs from one unit to the other. This power to weight ratio calculator is capable of accepting inputs in multiple units, for that, you can use the drop-down menu next to the input text box.

• ## Fans and Blower Horsepower Equation - Engineers Edge

Fans and Blower Horsepower Equation. The following is a generic equation to determine the required horsepower to drive the fan or blower element . This equation does not compensate for temperature, density or airflow charateristics of any particular fan or blower. Equation: P = (Q x p)/(229 x ) or. P = (Q x PF)/(33,000 x ) or. P = (Q x Pw ...

• ## HP to kVA - Calculators Conversion

Note : The previous conversions are made with a power factor of 0.88, and an efficiency of 85%. For different variables you should use the calculator that appears at the beginning. 👌 How to use the calculator from Hp to kVA The use of this calculator is very simple, the first thing you should do is enter the engine Hp, this value is found on the motor nameplate or in the equivalence tables ...

• ## Horse Power HP Vs Torque Comparison Basics Formula

Torque Vs. Horsepower. Understanding the relationship between Horsepower and Torque and how to mathmatically calculate it. Contributed By: Enginebasics Understand the Basics of Power. Since any of us became interested in engines, we have been interested in power. Power is defined as the amount of work we do in a given time. Or by the equation:

• ## Comparison of HP graphing calculators - Wikipedia

A graphing calculator is a class of hand-held calculator that is capable of plotting graphs and solving complex functions. While there are several companies that manufacture models of graphing calculators, Hewlett-Packard is a major manufacturer. The following table compares general and technical information for Hewlett-Packard graphing calculators:

• ## Acceleration Calculators

A Horsepower Calculator from Quarter Mile Performance. Fill in your values by double clicking on "number". Then click on when finished. Top End Speed (the traps) Weight of Your Car as Run (with you in it) The horsepower is hp. A MPH Calculator from RPM and Gearing.

• ## Hydraulic Horsepower Calculator - CalcuNATION

To find hydraulic horsepower, use the equation: HP = (PSI X GPM) / 1714. PSI = Pressure in Pounds per Square Inch. GPM = Flow Rate in Gallons per Minute. Example: Calculate hydraulic horsepower when pressure is 2000psi and flow rate is 20GPM: Horsepower = (2000 x 20) / 1714. Calculated out this gives a hydraulic horsepower of 23.34.