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United Engine & Machine Company (UEM) 20029.5MM
UEM Ring Set 8cyl Diesel 3.886''/ 98.70 MM 2.5mm 2.0mm 2.5mm Gapless 2nd Ring. Precision-manufactured piston ring set by United Engine & Machine Company for professional engine rebuilding.
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United Engine & Machine Company (UEM) 25041.STD
UEM Piston Ring Set 1cyl 3.307''/ 84 MM 1.0mm No 2nd 2.8mm. Precision-manufactured piston ring set by United Engine & Machine Company for professional engine rebuilding.
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