: Turbo boost horsepower calculator Get compressor and turbine size recommendations. Input your naturally aspirated engine power and boost pressure to determine total boosted horsepower. Boost to HP Formula The relationship between boost and horsepower What Is the Turbo Sizing Calculator? The Turbo Sizing Calculator is a user-friendly web-based tool that estimates the required airflow (in CFM) for your engine based on three key inputs: Engine Displacement (Liters) Engine RPM (Revolutions Per Minute) Boost Pressure (PSI) It uses a simplified formula that accounts for atmospheric pressure and volumetric efficiency, giving you a quick yet This powerful calculator simplifies the process of estimating the ideal turbocharger size based on your engine’s specifications and desired boost level. Horsepower and engine displacement are the two main inputs needed for selecting a turbo and will allow you to get a rough idea of what turbo is right for your build, while the quick sort Turbo boost pressure calculator Calculate the required turbo boost pressure for your engine by providing the engine's naturally aspirated power and your target horse power. Calculate the amount of air used by the engine at a certain boost pressure. Nov 22, 2025 · A Boost Horsepower Calculator is an analytical tool that estimates how much additional horsepower an engine can produce after forced induction is applied. Enter your Rear Wheel HP and Blower Boost of your car A Boost Horsepower Calculator is a performance estimation tool that predicts power output increases from forced induction systems including turbochargers and superchargers. It also guides you to the nearest distributors available to buy the matched turbo. pressure ratio. I'm seeing a max of 60 psi compounded, and only about 18 psi on my low pressure S475. It considers both the increase in manifold pressure (boost) and the engine’s natural volumetric and thermal efficiency. 3 LS builds, aiming for 900-wheel horsepower. It is primarily tuned to work with GM's LS/Vortec platform but will still give a good approximation of the horsepower and drivetrain loss of whatever mill Calculate optimal turbocharger size for your engine based on horsepower goals, displacement, and boost targets. Calculators include turbo, exhaust and intercooler sizing and many more. This calculator takes into account various inputs such as engine displacement, desired horsepower, boost pressure, volumetric efficiency, and RPM. The calculator uses these inputs to compute the estimated turbo size and performance output. The BASE* fuel pressure you will run (your fuel pressure at idle), *our calculator assumes a 1:1 rising rate fuel pressure regulator for turbo applications Injector flow size – make sure you select cc/min or lb/hr in the drop down, (The amount of fuel you can supply your engine directly affects the amount of power that engine is capable of The Boost Horsepower Calculator is a specialized tool designed to estimate the horsepower of an engine, taking into account various factors such as engine displacement, number of cylinders, boost pressure, volumetric efficiency, and air/fuel ratio. This new feature also maps points on different compressor maps of the matched turbos. Turbo Size Calculator: Understanding the Tool The Turbo Size Calculator is an intuitive tool designed to help car enthusiasts determine the optimal turbo size for their vehicle’s engine. 6 to 0. Not a substitude for actual testing. Nov 7, 2025 · Free boost horsepower calculator. 7) × 0. Want to know how much horsepower your engine makes? The Built Bottom End Performance horsepower calculator will calculate your engine's wheel (whp) and crank (chp) horsepower using proven mathematical functions based on real-world examples. Horsepower is related to airflow and airflow is limited by the pumping capacity of a given engine displacement . Read more on OnlyMechanic. All FuelTech engine management systems are capable of driving stock injectors to massive 850 lb/hr injectors. Boost Adviser: Finding The Correct Turbo For Your Engine Garrett Boost Adviser allows anyone to perform a turbo match quickly and easily by entering a few key parameters. Please feel free to use these tools, bookmark this page for future use, and post links to this page for others to use. We are pleased to share these helpful tools with our valued customers and guests. This is important because every engine supports a horsepower range (compressor stage) and engine displacement (turbine stage). Maximizes Performance: Achieving the right boost and airflow leads to enhanced horsepower and torque, maximizing your engine’s potential. The calculator works on the principle that increasing intake air pressure allows more oxygen into the combustion Jan 24, 2015 · I've been a little confused about compound boost numbers and contribution by each turboI think I'm starting to understand it more but wanted to check with you guys too. Choosing The Right Turbo Boost adviser is a program that is designed to help you select a turbocharger that meets your horsepower and engine requirements. What is Horsepower Calculator At Horsepower Calculator, we provide accurate and intuitive tools to measure engine power and performance. Step 2: Determining Air Flow Requirements Calculate the air flow requirement using the formula: Wa = HP x A/F x BSFC/60 Oct 19, 2025 · The boost horsepower calculator automates this comparison. Get instant results! Turbo Wizard Use this calculator to determine the turbocharger requirements that best fits your setup. Sep 12, 2024 · The Boost ↔️ HP Calculator is a specialized tool used by automotive enthusiasts and engineers to estimate the relationship between boost pressure and engine horsepower (HP). If you're planning some engine mods then use our fully interactive BHP gain calculator to see what your expected power gains will be. Oct 1, 2025 · This turbo size calculator gives the numbers you need to analyse turbo compressor maps so you can find a good turbo for your engine. This calculator is perfect for: Turbo and supercharger planning - Estimate power Use our boost horsepower calculator to determine how much power can a supercharger add to your naturally aspirated engine. RB Racing's Turbo Boost and Airflow CalculatorHorsepower is related to airflow and airflow is limited by the pumping capacity of a given engine displacement . Oct 3, 2024 · Boost, often measured in PSI (pounds per square inch), is a critical parameter in enhancing the performance of automotive engines, particularly those equipped with turbochargers or superchargers. 7 efficiency factor HP Increase = 200 × (10 / 14. Nov 25, 2003 · I have searched around here and the 'net trying to find an equasion or calculator for finding out aprox. Boost Horsepower Calculator Estimate the potential horsepower gain from adding a turbocharger or supercharger to an engine. Engine, fuel economy, turbo, intercooler, pipe size compare and tons more. 8) A 200 HP engine with 10 psi boost and 0. It outputs the pressure ratio, lbs/min and CFM numbers which can then be plotted onto turbo compressor maps. Enter current power and boost pressure for instant results. It's like having an online rolling road. Optimize your supercharger setup with our pulley ratio calculator - instantly estimate boost levels, RPM limits, and performance gains for your build! RB Racing's Boost Compression Ratio Calculator corrects your engine's static compression for boost and altitude factors How to Size a Turbo Calculator Step 1: Calculate Engine Needs To begin the process of sizing a turbo, input the engine capacity in cubic centimeters (CC) and the RPM at which peak power occurs into the turbo size calculator. Calculate how much horsepower a supercharger or turbocharger adds to your engine. 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. The formula used in this calculator is a simplified model for estimations only. May 23, 2025 · All the StrikeEngine automotive calculators. A turbo size calculator helps determine the appropriate size of a turbocharger for your engine based on factors like engine displacement, desired horsepower, and boost levels. Estimate horsepower output from any engine type (4-stroke, 2-stroke, any fuel type, turbo, blower, Wankel, etc. Turbo boost pressure calculator Calculate the required turbo boost pressure for your engine by providing the engine's naturally aspirated power and your target horse power. Mar 7, 2022 · Find out the VE of your engine using the StrikeEngine volumetric efficiency calculator. Calculate power gains from turbochargers and superchargers using pressure ratio formulas. Free boost horsepower calculator. Specify the boost pressure expected at peak RPM. Free Horsepower Calculator Compression Ratio Calculator Race Math Formulas and Racing Math Resources High Performance starts with math, precise measurements and calculations. A1Calculator Provides You Best Boost Horsepower Calculator To Calculate Boosted Engine Power By Current engine power, Boost added. Mar 5, 2025 · This involves inputting parameters like engine displacement, horsepower targets, and operating conditions to receive recommendations for a suitable turbo match. Prevents Turbo Lag: Choosing the wrong size can result in delayed power delivery. Where: Base HP is the engine’s horsepower without boost Boost Pressure is measured in psi (pounds per square inch) 14. 8 and 5. This calculator aids in finding the best match for immediate throttle response. NOT FINISHED YET !!! Turbo Match Calculator. Discover the potential of your pump with our Boost Horsepower Calculator. A list of automotive based calculators on StrikeEngine. 7 represents atmospheric pressure at sea level (in psi) Efficiency Factor accounts for system losses (typically 0. Based on these inputs, for a 2700cc engine and 400 horsepower goal, you'd need approximately a 48mm turbo. Enter the RPM, the horsepower at this RPM & the engine capacity. Using Calculators and Charts Utilize tools like a turbo size calculator, engine displacement calculator, and horsepower calculator to accurately gauge these initial values. This calculator uses boost pressure, base horsepower, and system efficiency to estimate total power gains from forced induction modifications. Compare turbo sizes — Find a turbo size that was designed for your engine size and desired power output, or use a turbo size calculator. In choosing Calculate horsepower gains from turbochargers and superchargers. Oct 3, 2024 · This calculator serves as a quick tool for estimating the potential horsepower gain from supercharging, providing valuable insights for performance tuning and modifications. Accurately calculate horsepower and enhance your system's performance using our user-friendly tool. For example, someone building a high-performance engine for racing might use such a tool to identify a turbo capable of delivering the desired boost and power levels. Oct 12, 2024 · Turbo Size Calculator To use the Turbo Size Calculator, input your engine displacement (in liters) and the desired boost pressure (in psi). Then it's off to the compressor maps to check airflow v. CFM = Cubic Feet per Minute lbs/min = Pounds per minute m 3 /min = Cubic meter per minute Feb 21, 2025 · Discover how much horsepower a turbocharger can add to your engine. Jun 20, 2025 · Calculate horsepower increase with boost using our boost horsepower calculator. These figures form the foundation for selecting a turbo that matches your vehicle's needs effectively. Oct 1, 2025 · Enter the total boost in psi (pounds per square inch) into the calculator to determine the equivalent horsepower. Use our free boost to horsepower calculator to estimate power gains for your turbo or supercharged engine. 7 ≈ 95 HP Total HP = 200 + 95 = 295 HP How to Wallace Racing BACK to Calculators Todays date is 12/2/2025 These equations are for recreation only. Whether you're evaluating vehicle specifications, comparing motor outputs, or designing mechanical systems, our calculator delivers instant horsepower conversions and calculations without complex equations. We do the math, plot the power points on the compressor map and sort the turbochargers to help find the range of turbos that meet your needs. This increase in air pressure boosts the engine's horsepower (HP), offering a temporary yet significant enhancement in engine output. Click "Calculate" to see your results. May 30, 2005 · LOL, yeah definitely alot of factors, my t25 probably gets 4 hp gain per pound of boost, whereas a friend of mine who owns Tempest Racing was tuning his car which has a massive turbo and would tune his car 1 pound at a time on his dyno, he would see gains exceeding 35 whp simply by turning up the boost 1 pound and tuning accordingly. Sep 10, 2025 · All Unit Converters CC to HP Calculator HP to Torque Calculator Boost to HP Calculator Horsepower Quarter Mile Calculator Hydraulic Motor Flow Calculator Engine Intake Diameter Calculator CFM To HP Formula The following formula is used to estimate or convert CFM to HP. Wheel Speed Calculators (Optional) - Click to Expand/CollapseCompressor Match - Click to Expand/Collapse 4 days ago · In a matter of seconds, the Garrett Boost Adviser will return expected results and recommended Garrett turbochargers. ). how much boost I will need to acomplish various WHP values, but I haven't found nothin'! Anyone have a formula or know of a calculator that I can use to play around with numbers? If not The best part - the Garrett ® Boost Adviser is FREE, and compatible with mobile and desktop devices! The maximum power stated for each turbocharger has been calculated based strictly on choke flow of the compressor map (total turbo capability), which represents the potential flywheel power. Use this horsepower calculator to calculate peak engine horsepower and peak power RPM. Boost pressure, typically measured in pounds per square inch (psi) or bar, refers to the amount of compressed air being forced into the engine’s intake by a turbocharger or supercharger. You input your current horsepower and the boost pressure, and the tool compares that boost to atmospheric pressure. Designed for automotive enthusiasts, engineers, and Apr 23, 2023 · In part one of this how to series we explained how to identify target horsepower, why turbos are rated for crank horsepower, and how to calculate wheel horsepower to crank horsepower depending on drivetrain. com! FuelTech offers a Fuel Injector Calculator to assist racers and builders select the proper fuel injector sizing. Used for sizing the turbocharger / supercharger. Disclaimer: BD Diesel takes no responsibility in the accuracy of the above information. I was initially concerned that my. Find required boost for target horsepower. This calculator needs your engine capacity & your desired boost pressure in PSI at your desired RPM. Jul 25, 2024 · For LS engines, good turbo sizes are the 7875 Billet Turbo for 4. For twin turbo setups, consider 6762s or twin 6673 turbos for up to 1,200whp. Then, it multiples the ratio to show your boosted power output. Enter the requested inputs and let Boost Adviser find turbo matches for you. It provides key outputs such as engine airflow (CFM), mass airflow (lb/min), and turbo size recommendations — essential metrics for turbo selection. Discover how much HP your engine will gain with turbo or supercharger. Nov 28, 2023 · Choosing a turbo with Boost Advisor begins with entering your target crank horsepower and your engine displacement. Overspeed and damage can result from many variables. The formula is based on common turbo sizing principles. Picking the proper fuel injector size is critical for performance and tuning control. By entering these values, users can quickly and accurately Turbocharger Calculator Wallace Racing BACK to Calculators This Calculator will figure the parameters for turbos using your inputs. You could even email the results to yourself for review or share them on your Facebook page. This gives you a baseline of products to review with a distributor. This online calculator should be used as a tool only. BD Engine Brake does not imply any warranty based on this calculator. This compressed air allows The Boost ↔️ HP Calculator serves as a bridge between boost pressure and horsepower, providing enthusiasts and professionals with valuable insights into engine performance and aiding in performance optimization. Learn about boost levels, performance gains, and factors affecting power increases in this complete guide. If there is other The Spicer Horsepower and Torque Calculator will quickly calculate approximate horsepower or torque, depending on your selections.

Turbo boost horsepower calculator. Not a substitude for actual testing.