Replacing a 2-Stroke ATV engine’s Cylinder Sleeve

We’re use either L.A. Sleeve or Wiseco Piston and Cylinder Sleeve kits to repair ATV and small motorcycle engines back to like new, or to increase their power with a big bore kit. Not shown, is boring out the old sleeve. ( note: our YouTube video shows removing/boring out sleeves on a similar job.) While we were removing the worn original sleeve, we had placed the new sleeve in a freezer to “shrink“ it in diameter. Once the original sleeve is bored paper thin an