Jan 13, 2016 · Gasket free, you should be able to pull .030 off the base to get to a .020 squish. Where your timing is intrigues me the most. If you really do have the 30mm crank, everything should be …

Nov 28, 2018 · The ratio of squish area to total bore area is interesting, as is the angle (if any) between the squish band and the crown of the piston, how that transitions into the combustion chamber and …

Dec 29, 2015 · Wanted to get some opinions about squish. On a modified saw with plenty of compression, what max squish becomes detrimental? Does .010 of extra squish make that much …

Apr 30, 2017 · Hi people, So I went about setting/checking the squish band on my latest 200T. Before I measured it I noticed slight carbon build up on the top of the jug, which after quickly polishing off I …

Nov 30, 2025 · An autodecomp crumbled to bits on my 555 and dropped down into the cyl. Piston pushed the bits up into the squish band, some big dents in the piston after that.

Feb 9, 2016 · I recently upgraded a non-running Stihl 024 to an 026 top end and added a new carb, new air filter, new plastic. I cut a truckload of wood with it today: The engine always starts and runs rather …

Jun 18, 2025 · Set squish to 22 thou. Piston wash looks good. I do clamshells in the lathe. Bore the bearing pockets back out with a jig I welded up that holds the cylinder with the cap on, can dial in the …

Mar 2, 2018 · I'm putting a closed port 55 cylinder on a 51 and was wondering if these numbers sound like they would be good with a 16" bar. EX 105 TR 125 IN 75

Jan 24, 2016 · Here is an NWP jug that I sanded the band and chamber on. This is easy to do for most and will probably get you in the 020 squish range. Taking some more from the chamber, one can …

Jan 1, 2016 · Anyone got any ideas about how to cut the base without a lathe? I've sanded a cylinder base to help tighten up squish but what if I want to take .030" off? I'd be there for days sanding. Lol I …