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  1. Porting a ms260 - Outdoor Power Equipment Forum

    Feb 23, 2016 · This is the first time for me porting a 260. It has a 44.7mm cylinder that I cleaned up. I talked with drf225 a little to see which way to go with it. THANK YOU.. Without base gasket I came …

  2. Correcting squish on McCulloch cylinders | Page 2 | Outdoor Power ...

    Dec 3, 2015 · drf256 Dr. Richard Cranium GoldMember Local time 7:14 PM User ID 319 Joined Dec 29, 2015 Messages 9,643 Reaction score 63,593 Location Strong Island NY Jun 8, 2023 #35

  3. My friend installed a Hyway popup piston in his 261C

    Aug 12, 2018 · Hyway Popup Caber Rings Squish was 0.030" with the gasket. He checked compression, looks to be 198/199.

  4. Squish question - Outdoor Power Equipment Forum

    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 …

  5. How do you check squish? - Outdoor Power Equipment Forum

    Dec 7, 2023 · If I’m just checking squish, I just check the PTO side with the saw assembled. It’s not quite as accurate, but I don’t need it to be. Aw yes, rings. Good point! Four point check before final, I like it. …

  6. Check me on 026 squish - Outdoor Power Equipment Forum

    Jan 18, 2016 · I'm building a white box cylinder kit I got from HL, on sale. Squish w/o the gasket is around .028-.030. I checked a oem cylinder, piston, with gasket and got about .021-.025. I just …

  7. Base gasket - Outdoor Power Equipment Forum

    Feb 21, 2024 · Who has a thinner Base gasket for the Husqvarnas 372xp I would like to get one that's thinner than the OEM gasket?

  8. Base Gasket delete question | Outdoor Power Equipment Forum

    Jan 30, 2023 · I’ve got a stihl 171 I want to play around with. Is a base gasket delete something I can do without porting?

  9. Can I Dome A Piston to Increase Compression?

    May 11, 2018 · I did a base gasket delete and squish came in at .015 and compression is 194psi. What psi number you looking for? At 194 I had to drill out the hole in the side of the decompression valve …

  10. Ideas for porting an 036 Pro | Outdoor Power Equipment Forum

    Dec 31, 2015 · An arborist friend gave me a pile of saws for fixing his 084, 066, and 034s. One of those saws is a decent 036 pro that leaked oil. I fixed the oil leak and got it running this winter and set it …