8 lug

  1. J

    K20 8 lug to K10 6 lug

    Hey yall, I’ve got a 1978 K20 that I’m building into a mud drag truck. The best tires to run for that though are Interco Super Swamper TSL SX’s. And looking at their sizing and my rule book for my club that I race in, they don’t provide a 33” tire for a 16” rim. They have ones for a 15” and...
  2. barrymattern

    K20 vs. K30 Difference

    Hi All, I'm newer to working on these trucks, and I'm just getting started on a project to turn my 1985 Chevy Scottsdale C10 automatic into a 4-wheel drive manual. I recently purchased a donor 1984 Chevy Scottsdale that was sold to me as a 3/4 ton K20, and the plan is to swap the '85 body onto...

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