Get ready to dig in — literally! In this episode of Married to RC, Christa and Kevin Mummah from LCRC Raceway uncover the science (and mistakes!) behind prepping RC track dirt. From worn-out soil and lost traction to understanding the living microbiome beneath your tires, they reveal what really makes a race track fast, consistent, and long-lasting. You’ll hear their biggest dirt prep fails, what finally worked, and even the secret behind their famous laundry soap mix. Whether you’re maintaining your backyard track or dreaming of building your own, this episode will help you get the surface dialed in and race-ready.