low compression

  1. L

    90 PSI BUT RUNS AMAZING

    My blaster has 90 psi of compression but starts first kick every time and runs and idles perfect. 90 psi is way too low for a blaster. Can my Tester be bad? Or should I just rebuild it? When I got it it supposedly had a brand new cylinder which it looked as so but I’m not sure about piston and rings
  2. J

    Low compression after rebuild

    First time making a post. But So my chain popped the day while riding and cracked the case, still rode it with the crack for awhile after I just would add oil before every ride. Eventually I blew the top end. So I ordered a new top end kit off eBay which came with new gaskets, new cylinder...
    • Jake Lindahl
    • Thread
    • bottom end engine engine rebuilders low compression motor motor trouble top end
    • Replies: 7
    • Forum: Engine
  3. J

    Low compression after rebuild

    First time making a post. But So my chain popped the day while riding and cracked the case, still rode it with the crack for awhile after I just would add oil before every ride. Eventually I blew the top end. So I ordered a new top end kit off eBay which came with new gaskets, new cylinder...
    • Jake Lindahl
    • Thread
    • engine engine rebuilders low compression motor new top end rebuilt bottom end
    • Replies: 1
    • Forum: Full Rebuilds
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