Motoristo
Motoristo
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RX7 Build
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Latest news & features
The latest motoring news and features from around the web.
Tom Cruise Returning For 'Days Of Thunder' Sequel, Bruckheimer Says
20th June 2025, 4:36pm
Chevy Once Made A Hot Hatch, And One Is Headed To Auction
20th June 2025, 4:25pm
'Respectfully, Maserati Is Not for Sale:' Stellantis Denies Another Rumor About the Brand's Possible Sale
20th June 2025, 4:00pm
SpaceX Lights Up Texas Night With Massive Starship Fireball
20th June 2025, 3:54pm
Nissan May Have Messed Up With The New Murano
20th June 2025, 3:34pm
Tools
Corner weight calculator
Calculate your car's corner weights and cross weights using our easy-to-use calculator.
Drivetrain horsepower loss guestimator
Estimate your drivetrain loss and calculate your engine's wheel horsepower using our simple calculator.
Dyno correction calculator
Correct your engine's power output for different atmospheric conditions using our easy-to-use calculator.
Engine displacement calculator
Quickly calculate your engine’s displacement using bore size, stroke length, and cylinder count. Get instant and accurate results with our easy-to-use tool.
Power-to-weight calculator
Power vs. weight matters! Use our calculator to compare data and see which one delivers the best performance.
Supercharger pulley ratio and boost calculator
Optimize your supercharger setup with our pulley ratio calculator - instantly estimate boost levels, RPM limits, and performance gains for your build!
Torque to horsepower calculator
Use our torque to horsepower calculator to find your engine’s power output. Just enter torque (lb-ft) and RPM for instant results.
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.
Vehicle speed calculator
Calculate your vehicle’s top speed in each gear by entering the gear ratio, engine RPM, and tire size.
Wheel & tyre fitment calculator
Visualise different wheel and tyre options by comparing the tyre size, wheel width and wheel offset.
Motoring features
Behind the barriers: 11 fascinating Nürburgring facts
6th January 2025, 9:26am
The world’s best driving roads
20th December 2024, 7:38pm
The Lister Storm: The Madcap Supercar of Dreams
18th December 2024, 10:07am
5 Reasons why we love the Mazda RX7
4th November 2022, 10:28am
The most iconic movie and TV cars of all time
4th February 2022, 10:54am
Our favourite retro supercars from the 90s
4th January 2022, 5:02pm
More features
More news from around the web
These Jalopnik Readers Want To Be President Of Car Culture, Here Are Their Campaign Promises
20th June 2025, 3:31pm
I Road Tripped The Zero S So You Don't Have To
20th June 2025, 3:25pm
Who Should Buy Maserati?
20th June 2025, 3:01pm
The 20 Most American-Made Cars of 2025
20th June 2025, 3:00pm
Tom Cruise is making a new Days of Thunder film: whaddya wanna see?
20th June 2025, 2:13pm
At $6,900, Is This 2004 BMW 330Ci The Chef's Kiss?
20th June 2025, 1:50pm
The Mazda RX7 FD Build Diary
Getting her on the road, or not
23rd June 2023
Replacing and upgrading the braking system
4th May 2023
Wheel stud troubles
3rd April 2023
Stripping out the Bose sound system
17th March 2023
Fitting a fog light with a reversing camera bonus
20th January 2023
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