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Tire Conditioning (Dish Soap & WD-40)

2:28
14:10
10.3K views

At 2:28 in

LSXcalade Rocky Mountain Race Week Prep! (Change Of Plans?)

What happens here

To enhance air retention in bias-ply Hoosier slick tires, apply dish soap to the inside sidewalls of the tire and spread it evenly. For older, dried-out tires, spray WD-40 onto the exterior sidewalls. The WD-40 is meant to be absorbed by the rubber, expanding it slightly to reduce air leakage. The video shows the initial application of WD-40 being quickly absorbed by the dry rubber, indicating the need for multiple applications until the surface remains glossy.

Goal: Improve air retention in both new and old race tires

Tools and materials

  • Dish Soap — To rub onto the inside of the new tires to help seal them
  • New Hoosier Slick Tires Hoosier — Receiving internal dish soap treatment
  • Old Hoosier Slick Tires Hoosier — Receiving external WD-40 treatment
  • WD-40 Spray WD-40 — To moisturize and help older tire sidewalls retain air

What they say

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too worried. I cleaned the wheels sufficiently and lubricated the tires with soapy water. This time I'm going to try something new: just smear detergent on the inside of the tire. They say it helps hold air better. I've never done this before , but I'm going to try it and report back on the results, as these tires usually don't hold air well, as my Escalade spends a lot of time outside, either parked or towed. If it's on a trailer, even when I'm driving, it's in the sun all day. Obviously it's on an open trailer, and over time those tires just start to leak air. So, I heard that you can rub dishwashing liquid on the inside , and for some reason it seems to seal the pores of the rubber, because it's a bias tire. Apparently there isn't much material there to hold air. So I'll try to do it on these new ones. I mean, they're new, so by their nature they'll still hold air better than the other two. But I soaked the sidewalls of those two with WD40 because they seem to absorb it . And it's really amazing how it works. The sidewalls were noticeably dry. I applied several coats of WD40 to them and spread it over the surface. I come back 20 minutes later and they are dry again. It's like they absorbed everything. I did this several times. I went back the next day and they didn't lose as much air as usual because I think the rubber absorbs the product, expands a little and holds a lot more air because of it. Of course, you can't completely restore a dry tire, but it definitely helps. And I'm going to do it more often. It's just prevention to keep the sidewalls from drying out, to keep them moisturized, like, you know, putting cream on your skin. Even with

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