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Articles by Clear WaterMs
Did BFGoodrich just deliver a new Super 200 benchmark? | Tire Test
[GRM+ members read this article first. Subscribe and gain access to more exclusive content for only $3/month.] The year was 2014 and a revolution had just occurred in SCCA’s most popular autocross category. Expensive and fragile R-comps were out–we’re looking at you, Hoosier–and 200tw street tires were in. So substantial was this change, the category was renamed from Stock to Street.
Will really wide tires make you faster? | Nankang CR-S Tire Test
Back when GRM was called Auto-X magazine, the first cover car was a 240Z sporting 13-inch wheels. Back then, 175/70R13 tires were a thing. That was a high-performance fitment in 1984. Soon thereafter, 185/60R14 was state of the art, followed quickly by 195/50R15, 205/50R15 and eventually 225/45R15. Matching wider wheel widths followed each of these sizes, with 15x9 being the widest to support those 225s.
The giant-slayer from Toyota: GR Corolla track test and review
They did it. Toyota called our bluff. The marque built a Corolla with 300 horsepower, all-wheel drive, brakes that could stop an airliner and a seriously tweaked chassis. It’s the kind of car you doubtlessly sketched in a middle school notebook when you should have been paying attention to a lecture on the Magna Carta but were letting your mind drift … This content is available for GRM+ members and Grassroots Motorsports magazine subscribers only.
How driving instruction can make you faster on track
By J.G. Pasterjak Sep 13, 2025 | Driving Coach, Driving Instruction | Posted in Features | From the Nov. 2022 issue | Never miss an article Photography by Dave Green [GRM+ members read this article first. Subscribe and gain access to more exclusive content for only $3/month.] It’s no secret that track time is more accessible and even more affordable than ever.
What makes the best track car? We ask the experts.
What makes the ideal track car? Good question. One look at any grid shows that the answers are as varied as the people doing the driving. The ideal track car could be a turnkey offering, a homebuilt special or just an unassuming sedan. It could be box-stock or incredibly complicated. But what kind of car shopping advice can some experts offer? And by … This content is available for GRM+ members and Grassroots Motorsports magazine subscribers only.
10 must-have tools for a scratch-built car
[Editor's note: This article originally ran in the June 2010 issue of Grassroots Motorsports.] Story by Liz Miles Looking to build a car from the ground up? Finally ready to take the plunge and turn your own ideas into a four-wheeled creation? While every great car contains equal parts sweat and inspiration, you’ll also need something to help with the design, fabrication and actual assembly process.
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