United Engine & Machine Pistons & Piston Rings

R-165 Spacer Ring

Part Number: UEM-R-165

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Estimated Ship Date: Nov 3, 2025 if ordered today

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LOCK RING EA

Part Number: UEM-R-18

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-74 Spacer Ring

Part Number: UEM-R-74

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-78 Spacer Ring

Part Number: UEM-R-78

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-88 Spacer Ring

Part Number: UEM-R-88

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-99 Spacer Ring

Part Number: UEM-R-99

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Estimated Ship Date: Nov 3, 2025 if ordered today

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PISTON RAILS

Part Number: UEM-R137

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4250AM8-060

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.352 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4312AM8-040

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.380 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-4360BD8-020

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-4466BD8-034

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Estimated Ship Date: Nov 3, 2025 if ordered today

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"RING SET 3.622 bore, .25mm oversize, 2-1.5, 1-4.0mm, steel chrome ring set, qty 4 cyl set"

Part Number: UEM-3622DS4-25MM

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Ring Set 4.000 bore, .005 oversize, 2-5/64, 1-3/16, moly ring set, qty 8 cyl set

Part Number: UEM-4000AM8-005

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-080

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, Set of 8

Part Number: UEM-4000BM8-STD

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm, Steel, Chrome, 8-Cylinder, Set

Part Number: UEM-4000CS8-STD

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.110 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4080AM8-030

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Piston Rings, 4.180 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4120BD8-065

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4125AM8-020

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4125BD8-045

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Piston Rings, 4.185 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4125BD8-065

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Piston Rings, 4.190 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4130AM8-060

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Piston Rings, 4.170 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-4130BD8-040

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Piston Rings, 4.191 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4151BD8-045

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Piston Rings, 4.211 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4151BD8-065

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