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Echo BP403T compression isues

Discussion in 'Mechanic and Repair' started by Leaves and Lawns, Jun 23, 2005.

  1. Leaves and Lawns

    Leaves and Lawns LawnSite Member
    from MA$$
    Posts: 9

    hello all,

    i got a echo bp403 and it has some compression issues.it turns over.no idea
    what caused it.if the top end is gone can it be fixed cheap? or how about
    using another top end? like a 603 top end? has anyone mix mached parts
    like this before? thanks.
  2. Lawn Masters

    Lawn Masters LawnSite Senior Member
    Posts: 850

    remove the muffler, if you see scratches in the cylinder wall, and the piston, you need a new one if the cylinder is fine, but the piston is scratched up, new piston+rings will work. or if everything is fine, just new rings should do it.

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