Can you finish this crazy project? A GRM forum user is offering up his unique Volvo P1800/Mazda Miata hybrid project for free.
This race-ready Spec Miata–built by Jack Heideman, son of longtime GRM contributor Carl Heideman—is available for just $11,000.
Has the supply of relatively clean and unmodified early RX-7s dried up? This one for sale proves otherwise.
Mark your calendars: Flyin' Miata Summer Camp returns June 2025.
This Mazda RX-7 is more than just an old-school track machine, it's a former SCCA Improved Touring S-class race car ready to relive the glory days.
Join Lime Rock Park in celebrating all generations of the Mazda MX-5 Miata at this year's MiataCon, October 25-26.
What wisdom have we gleaned from years of GRM project cars? We're glad you asked.
We fit a salvage yard supercharger on a 1992 Miata on the cheap. Here's how we used a few pre-owned parts to add an intercooler, too.
Despite a weekend at Gridlife that resulted in a broken RX-7 and a flat trailer tire, our own James Wood would do it all again if given the chance.
This is how we competed in the 24 Hours of Lemons with next to no effort or time invested.
The perfect formula for a budget-friendly endurance racer car? We try stuffing a GM LFX V6 into an NA-chassis Miata.
We seek out to build an MX-5 that’s equally adept at autocross, circuit use and comfortable cruising.
This 1992 Miata has been with Grassroots Motorsports since 1998. It’s a keeper.
Will a turbocharged rotary engine from Mazda's RX-7 fit into a Miata? One of our departed forum members wanted to find out, and now we're finishing his project to fund …
This Sunburst Yellow Miata--one of 1519 built--was advertised for $700 on our message board. When we went to pick it up, the seller didn't have a title. So we got …
It’s that time again–time to go racing with our LFX V6-powered Mazda Miata.
This weekend, September 21-22, we’re competing in Lucky Dog Racing League’s Southern Dawg Delight at …
“At least the winch is working!” “Yeah, this trailer is sweet! So, where do you want all the parts?”
We’d ended an endurance race in our LFX V6-swapped …
Miata engines love to tap just to remind us that they’re there. The engines typically deliver decades of faithful service, so occasionally they like to say, “Hey, we’re still here” with …
Put a car on track? Yes, please. But first, our suspension and safety equipment needed some proper preparation.
We initially took our Mazda MX-5 autocrossing but soon expanded …
We know what you're thinking: "Ugh, another re-run?! I've already read this story!" But wait, because your eyes are deceiving you. Yes, we started with a Wilwood big brake kit …
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My little NA Miata "Yuki" is a fun little car, all OEM for the time being. It sports the Classic Red paint, and it looks great!
1992 Mazda Miata
1995 Miata. I’ve been building it up the past 3 years to be a track car built to compete in NASA st5.