stihl ms441

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  1. AgTech4020

    MS441 Big Bore rebuild and M-Tronics

    Hi folks, So I just purchased a pair of used and abused STIHL MS441 saws. Both saws were skidder modified but I’ve been able to build a running saw from the remains of the two. Upon getting the saw running I’ve discovered it’s tired, 115 psi compression. No scoring on intake or exhaust side...
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