ProTwin: American Powertrain exists to help muscle car owners equip their cars with modern drivetrain technology, offering overdrive transmission systems ...
americanpowertrain.com/product-category/clutches/pro-twin/
How to shorten lap times–one section of track at a time: Not sure how to find faster laps? Start with a single section of the track first.
grassrootsmotorsports.com/articles/how-shorten-lap-times-improving-one-section-track/
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What it takes to secure a license to race at the Nürburgring: Follow along as we take you through the process of getting a license to compete at the famed ...
grassrootsmotorsports.com/articles/nurburgring-24-live-thread/
Long-distance racing at a famed track like Daytona? Today’s endurance scene can make that happen. grassrootsmotorsports.com/articles/endurance-racing-simplified-how-to-get-started/ 📷 Dave Green
Summit pulls Speedmaster products after finding counterfeit parts: Summit Racing has removed all Speedmaster products from its inventory and has cut ties with ...
grassrootsmotorsports.com/news/summit-pulls-speedmaster-products-after-finding-counterfeit-parts/
7 new things Mustang enthusiasts can look forward to: As Mustang reaches 60 years old, there are no signs of slowing down for the iconic muscle car ...
grassrootsmotorsports.com/news/mustang-60-revealed-7-birthday-surprises-for-its-enthusiasts/
SCCA Appalachian HillClimb Series kicks off with a festival Friday: The SCCA Appalachian HillClimb Series begins its season this weekend with the Pine Mountain ...
grassrootsmotorsports.com/news/scca-appalachian-hillclimb-series-kicks-off-with-festival-on-friday/
Paid articlePaid Wanna autocross with GRM this weekend?: We're running our 2017 VW GTI project car this weekend with our local Porsche Club of America in Tavares, Florida.
grassrootsmotorsports.com/project-cars/2017-golf-gti/wanna-autocross-with-grm-this-weekend/
Paid articlePaid #TBT: Top picks for SCCA’s new-for-2012 Street Touring FWD class: An overview of the best cars for SCCA's new (for 2012) front-wheel-drive Street Touring ...
grassrootsmotorsports.com/articles/street-fight/
Paid articlePaid It’s National Mustang Day! What’s Your Favorite Generation?: Seven generations and numerous variants of the Ford Mustang have been produced since its debut in ...
grassrootsmotorsports.com/news/its-national-mustang-day-whats-your-favorite-generation/
Cheap insurance: Why our BMW received a crank seal guard: Some upgrades make a car faster. Some, as is the case for our BMW 435i, prevent potential problems.
grassrootsmotorsports.com/project-cars/2015-435i/making-our-bmw-more-reliable-with-some-preventativ/
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Live Thread: One Week with a 2024 Kia Sorento X-Line SX-Prestige: We have a 2024 Kia Sorento X-Line SX-Prestige for a week. What do you want to know?
grassrootsmotorsports.com/news/live-thread-one-week-with-a-2024-kia-sorento-x-line-sx-prestige/
Building an exhaust fit for a (Mustang) race car: Here's the simple exhaust setup we decided on for our Mustang vintage racer.
grassrootsmotorsports.com/project-cars/1965-mustang-fastback/building-a-race-ready-exhaust-for-our-mustang/
Paid articlePaid Did you guess correctly? Look for a track test of this car soon.#Hyundai #Ioniq5N #TrackCar #TrackTest #RaceCar #EV #ElectricCar #GrassrootsMotorsports
Once again, the Miata proves to be old reliable: Other project car has issues? As we found out for ourselves, there's always the Miata.
grassrootsmotorsports.com/project-cars/1992-mazda-miata/once-again-the-miata-proves-to-be-old-reliable/
How to quickly and easily find speed from those data traces: You don't always have time to analyze data traces, but, thankfully, even a cursory glance can ...
grassrootsmotorsports.com/articles/how-to-diagnose-those-data-traces/
We bought this Porsche Cayman for $15,000. The catch? It only had four working gears–a repair the dealership said would cost $15,000 ... Show more #Porsche #Cayman #PorscheCayman #981Cayman #981Porsche #ProjectCar #TrackCar #RaceCar #GrassrootsMotorsports
Race car aerodynamics: How to counteract lift with downforce: A basic course in racecar aerodynamics: what lift is, and how to counteract it with downforce.
grassrootsmotorsports.com/articles/primer-aerodynamic-lift-and-you/
How to free rusty fasteners with a blow torch: There is another option to break rusty fasteners free: the hot wrench.
grassrootsmotorsports.com/articles/freeing-rusty-fasteners-blow-torch/
How to: Planning a weekend drive with a good friend: A simple plan to get some cars out of the garage for a fun and fulfilling morning. Plus ...
grassrootsmotorsports.com/articles/planning-a-weekend-drive-with-a-good-friend/
Kentucky roads–and more–officially open for motorsports: If you're looking for more motorsport events using public roads, Kentucky seeks to be that place.
grassrootsmotorsports.com/news/kentucky-roads-and-more-officially-open-for-motorsport-events/
One of Gridlife’s fastest entries? This hybrid Nissan 350Z.: How to add more power in today’s electrified age? How about a hybrid drive?
grassrootsmotorsports.com/articles/hybrid-350z/
We’re driving the new Hyundai Ioniq 5 N at Laguna Seca today, as well as the revised Elantra N. Driving impressions are embargoed for a week ... Show more
Buying and fitting brake lines for our Mustang vintage racer: For less than $300, we had pre-bent brake lines that fit our 1965 Ford Mustang vintage race car ...
grassrootsmotorsports.com/project-cars/1965-mustang-fastback/buying-and-fitting-brake-lines-for-our-mustang-vin/
Paid articlePaid #TBT: Test driving the BMW M235i Racing: The M235i Racing is ready to go from the factory to the track. Just add you.
grassrootsmotorsports.com/articles/m235i-racing/
Paid articlePaid Chevrolet to debut new Corvette ZR1 this summer: It's official: Chevrolet will reveal an all-new Corvette ZR1 this summer.
grassrootsmotorsports.com/news/chevrolet-confirms-new-corvette-zr-1-is-one-the-way/
Paid articlePaid How to stop rats from eating our Toyota Tundra?: What was causing our Toyota Tundra's check engine light and drivability issues? Simply put ...
grassrootsmotorsports.com/project-cars/2010-tundra/how-to-stop-rats-from-eating-our-toyota-tundra/
8 darlings from the '90s you need to drive while you still can: The ’90s gave us some of the best performance cars ever made. Here are 8 that should buy–or ...
grassrootsmotorsports.com/articles/greatest-hits-of-the-1990s/
Video: CarJitsu is the extreme sport you didn’t know you needed| Videos | Grassroots Motorsports
grassrootsmotorsports.com/video/video-carjitsu-is-the-extreme-sport-you-didnt-know-you-needed/
Improving an MR2 Turbo’s steering with an MR2 Spyder pinion: Here's how we improved the steering of an SW20 Toyota MR2 by upgrading the pinion to one from ...
grassrootsmotorsports.com/project-cars/1991-mr2-turbo/how-to-improve-an-mr2-turbos-steering-with-an-mr2/
How to go fast in the rain? A little local knowledge can help.: How did our BMW 435i perform in the rain? Time to check the data.
grassrootsmotorsports.com/project-cars/2015-435i/how-to-go-fast-in-the-rain-a-little-local-knowledg/
West Virginia HillFest: A whole festival centered around a hillclimb: West Virginia HillFest seeks to offer more than just a hillclimb. The promoters want to ...
grassrootsmotorsports.com/news/west-virginia-hillfest-a-festival-centered-around-a-hillclimb/
NATA Championship begins this weekend at Road America: The quest to be the best of the best in time trial competition starts April 13-14 at Road America for the ...
grassrootsmotorsports.com/news/nata-championship-begins-this-weekend-at-road-america/
Paid articlePaid Cleaning our direct injection GTI’s intake with walnut blasting: A big issue with direct injection cars like our 2017 VW GTI? Gunk can build up on the intake ...
grassrootsmotorsports.com/project-cars/2017-golf-gti/cleaning-our-direct-injection-gtis-intake-with-wal/
Paid articlePaid We hope you enjoy today's solar eclipse, but make sure you play it safe–autocrossing will be a lot harder if you can't see.#SolarEclipse #TrackCar #RaceCar #ProjectCar #GrassrootsMotorsports
Tire test: Hoosier R7 vs. Goodyear Eagle RS vs. Yokohama Advan A055: In this R-comp tire test, we compare the Hoosier R7, Goodyear Eagle RS and Yokohama Advan ...
grassrootsmotorsports.com/articles/r-comp-tire-test-hoosier-goodyear-yokohama/
While we tally the points to see who will be taking home some trophies, competitors enjoy a panel discussion with previous winners on how to win the $2000 ... Show more #2000Challenge
Live Thread: 2024 Grassroots Motorsports $2000 Challenge: Follow this thread for live updates from the 2024 Grassroots Motorsports $2000 Challenge presented by ...
grassrootsmotorsports.com/news/live-thread-2024-grassroots-motorsports-2000-challenge/
Congratulations to the overall winners of our 2024 Grassroots Motorsports $2000 Challenge presented by Tire Rack, team Material Girls Racing!#2000Challenge
This is how we competed in the 24 Hours of Lemons with next to no effort or time invested.
Update: Andrew Nelson just ran a 9.04 at 152 mph but blew a head gasket, so that will be the car's only run tonight. #2000Challenge
Although Georgia Tech's Wreck Racing had an issue with the wiring on their crank position sensor, the team managed to put down a 43.4 ... Show more #2000Challenge
The current FTD and under-budget (built for less than $2000) leader is now Andrew Surprenant in his 2002 Toyota MR2 Spyder with a 42.545. #2000Challenge
How to renovate an old mill: We bought this old Bridgeport mill. Now to make it operational in our home shop.
grassrootsmotorsports.com/articles/how-renovate-old-mill-making-stuff-part-6/
Paid articlePaid Consider this a (Subaru) Baja update: Michael Crawford's Subaru Baja secured a 51.109, making it the current leader of the GTW$ class.#2000Challenge
Keep up with live timing from the 2024 Grassroots Motorsports $2000 Challenge presented by Tire Rack here: www.buccaneerregion.com/jaxlive/ A big thank you to the Buccaneer Region of ... Show more #2000Challenge
Material Girls Racing brought out their Ford Taurus Police Interceptor again for 2024, but, to drop weight, they removed the Taurus body and swapped on a Ford ... Show more #2000Challenge
Competitors are starting to make their way through tech inspections.
ICYMI: A Hyundai Ioniq 5 N purpose-built race car revealed: Hyundai isn't stopping at just the Ioniq 5 N for the street. They have built a race car version ...
grassrootsmotorsports.com/news/icymi-a-hyundai-ioniq-5-n-purpose-built-race-car-revealed/
Is the engine in our BMW 435i healthy? What oil analysis can tell us: To get a baseline of our BMW 435i's engine's health, we not only changed all the ...
grassrootsmotorsports.com/project-cars/2015-435i/our-bmw-435i-gets-bloodwork-and-a-stress-test/
Paid articlePaid We bought this Porsche Cayman for $15,000. The catch? It only had four working gears–and lived 3500 miles away from our home base ... Show more #Porsche #Cayman #PorscheCayman #981Cayman #981Porsche #ProjectCar #TrackCar #RaceCar #GrassrootsMotorsports
Wagon lovers rejoice: BMW to bring the M5 Touring to America: The American people have asked, and BMW has spoken: The M5 Touring is coming to America.
grassrootsmotorsports.com/news/wagon-lovers-rejoice-bmw-to-bring-the-m5-touring-to-america/
#TBT: What it's really like to drive a supercar every day: What's it really like to live with a Dodge Viper? We drive one for a week to find out.
grassrootsmotorsports.com/articles/whats-it-drive-supercar-every-day/
How to win the $2000 Challenge? You have to be there to find out.: What started out 25 years ago as a simple way to prove racing can be done on the cheap has ...
grassrootsmotorsports.com/articles/how-to-win-the-2000-challenge/
Which new sports cars fit tall drivers? Here are 10 to consider.: Tall drivers can enjoy sports cars, too, provided they don't have their heart set on a ...
grassrootsmotorsports.com/articles/which-new-sports-cars-fit-tall-drivers/
Paid articlePaid With the latest Civic Type R, Honda ups the hot hatch ante yet again: The previous Civic Type R–technically the first Civic TypeR sold stateside–set the bar for ...
grassrootsmotorsports.com/articles/fl5-honda-civic-type-r-track-test-and-review/
Paid articlePaid $2000 Challenge: Cars built for more than $2000 are welcome, too: Want to find out if a car built for more than $2000 is really faster than one built for less ...
grassrootsmotorsports.com/news/2000-challenge-cars-built-for-more-than-2000-are-welcome-too/
Paid articlePaid New York Auto Show: Make sure you check out the basement: Sure, the New York International Auto Show offers the opportunity to check out the latest and greatest ...
grassrootsmotorsports.com/news/new-york-auto-show-check-the-basement-for-the-jdm-rarities/
Paid articlePaid Prepping our Mustang vintage racer for its first track outing: A few final tweaks–such as steering, exhaust, alignment and fuel–are all that stood between our ...
grassrootsmotorsports.com/project-cars/1965-mustang-fastback/prepping-our-mustang-for-its-first-track-outing/
Paid articlePaid Love VW Jettas? Love pickup trucks? This custom-built Jetta for sale offers the best of both worlds. More here: grassrootsmotorsports.com/news/you-need-this-custom-vw-jetta-pickup-truck/ 📷Mecum Auctionss
How to methodically find more speed at the track: A common quest: faster lap times and a better driving experience.
grassrootsmotorsports.com/articles/how-to-methodically-find-more-speed-at-the-track/
Paid articlePaid 8 secrets to bending and flaring pro-quality brake lines: Scared of tackling brake plumbing? With these tricks and the right tools, you can bend lines like a pro ...
grassrootsmotorsports.com/articles/8-secrets-bending-better-brake-lines/
Paid articlePaid We bought a 981 Porsche Cayman for $15,000. What’s the catch? Its six-speed transmission has only four working gears. The dealer quoted to replace the ... Show more
The truth about what defines a project car: What makes a project car a project car? Like most things in our wacky hobby, there's no simple answer.
grassrootsmotorsports.com/articles/what-makes-a-quality-project-car/
Paid articlePaid How to find the ideal wheel and tire size for your track car: The best wheel-and-tire setup for your car? Some methodical testing can reveal the answer.
grassrootsmotorsports.com/articles/how-to-find-the-ideal-wheel-and-tire-size/
Paid articlePaid Meet the “Tangerine Bean,” a Ford Pinto originally built for the Gambler 500. And now, it could be yours. More here: grassrootsmotorsports.com/news/you-need-this-off-road-ready-ford-pinto/ 📷 Rob Jones/Facebook Marketplace
$2000 Challenge: Like a fast family reunion for hardcore car nerds: Is our $2000 Challenge transitioning? Entrants seemed to place even more emphasis on ...
grassrootsmotorsports.com/articles/2023-2000-challenge-recap/
Paid articlePaid #TBT: Two rally novices–and their Miata–take on Targa Newfoundland: This is the story of how Keith Tanner and his wife Janel of Flyin' Miata completed the ...
grassrootsmotorsports.com/articles/rally-eh/
Paid articlePaid $2000 Challenge: Thousands of dollars' worth of prizes up for grabs: Curious about what you can win at this year's Grassroots Motorsports $2000 ...
grassrootsmotorsports.com/news/2000-challenge-thousands-of-dollars-of-prizes-up-for-grabs/
Paid articlePaid Looking for more speed out of an ND Miata? Good-Win Racing's Brian Goodwin offers several ways to find that additional speed. grassrootsmotorsports.com/articles/how-prep-mazda-mx-5-miata-nd-c-street/ 📷 Rupert Berrington
Ford F-150 Lightning: Truck of the future? We bought one to find out: We bought an all-electric Ford F-150 Lightning to find out just how well an EV works as a ...
grassrootsmotorsports.com/project-cars/2022-f-150-lightning/ford-f-150-lightning-truck-of-the-future-we-bought/
Paid articlePaid How Hyundai seeks to turn casual fans into hardcore enthusiasts: The goal of Hyundai's Driving Experience is simple: To turn Hyundai owners into Hyundai ...
grassrootsmotorsports.com/articles/hyundai-driving-experience/
Paid articlePaid How to improve our V6 Miata’s cooling? Hood vents.: After our most recent event, our LFX V6-powered Miata was running hot. Could the solution be as simple as ...
grassrootsmotorsports.com/project-cars/1996-mazda-miata/how-to-improve-our-v6-miatas-cooling-hood-vents/
Paid articlePaid Restored some 6 years ago, this Dodge Rampage was previously owned–and meticulously cared for–by a retired Chrysler engineer ... Show more grassrootsmotorsports.com/news/you-need-this-the-cleanest-dodge-rampage-currently-on-the-market/
$2000 Challenge: Spectators welcome: Just want to watch the $2000 Challenge? Spectators of all ages are always welcome.
grassrootsmotorsports.com/news/2000-challenge-spectators-welcome/
Paid articlePaid Make your project car faster | Advice from a Formula SAE team: Need help sorting and developing that current project? Florida’s Formula SAE squad–one of the top ...
grassrootsmotorsports.com/articles/formula-sae-project-car-tips/
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