
SpeedSF Blog
Every Build Has a Story – Meet the Cars of SpeedSF

Weize’s ND3 Miata: Sim Prep Fortification
After recognizing the financial realities of regular track driving, Weize decided to begin prepping for events with his simulator to ensure he made the most of his weekends.
Thanks to the accessible sim experience, he graduated from GR86 to ND3 - a shift highlighting his growing comfort with rotation - and started clicking off respectable times in no time.
Justin’s FC3S RX-7: Displaced Wankel
Justin Merritt’s desire to keep up with the Mustangs pushed him to ditch his FR-S for an LS1-swapped RX-7 in need of some TLC. With a little bit of work, he’s made the Mazda into a surprisingly approachable machine with plenty of untapped potential.

Rafael’s FD3S RX-7: Pipe Dream
After dreaming about one of his Gran Turismo hero cars for many years, Rafael Guerrero was able to trade up through over a dozen RX-7s and eventually snag this gorgeous 1992 RX-7 Type R.

Chris’ DCT-Swapped Miata: Grasping the Big Picture
By sourcing the right parts from retired race cars, using all his industry know-how, and taking the leap to install a BMW DCT in his NB, Chris Watson’s found an inspiring recipe for a reliable track-tuned Miata that can lap Laguna in 1:33.

Tom’s Miata: Frankenstein Fun
After getting tired of turbo problems with his Mini, Tom bought a cost-effective NC Miata to earn his spurs. After the stock motor blew, he decided to swap a Fusion 2.5-liter four to give the NC’s fantastic chassis some much-needed mid-range torque.

Alex’s FL5 Type R: Best of Both Worlds
The FK8 was too gaudy, the MX-5 was too cramped, and the FL5 was just right. When Alex was able to bring home a new Civic Type R for the occasional track outing, he knew he’d found the best possible compromise within his budget.