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Ripsaw Modifications Include: CNC Cylinder machine work (Squish Cut + Base Cut) for increased compression CNC machining re-sizes and re-shapes of all ports and port windows for optimal air flow (Intake, Exhaust) Polished exhaust for reduced carbon build up Chamfered port windows and cylinder base for longevity CNC Port matched muffler mod (Baffle Delete, Resized Outlet Hole) Decompression delete Computer recalibration  Powerhead only! The STIHL MS 400 CM. The ultimate pound for pound ground saw. The first chainsaw with a magnesium piston. Boasting all of your favorite features from the tried and true 462. The combination of air injection with a magnesium piston is a recipe for a bullet proof saw, which makes it the ultimate platform to apply our full RIPSAW Engine Overhaul. The one size fits all saw for almost all applications.  This saw is a brand new unit modified by RIPSAW. Expect a significant power increase vs. stock. Intended for professional use only!   Contact Us

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