United Engine & Machine Pistons & Piston Rings

R-111 Spacer Ring

Part Number: UEM-R-111

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-112 Spacer Ring

Part Number: UEM-R-112

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-127 Spacer Ring

Part Number: UEM-R-127

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-128 Spacer Ring

Part Number: UEM-R-128

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-138 Spacer Ring

Part Number: UEM-R-138

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-139 Spacer Ring

Part Number: UEM-R-139

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Estimated Ship Date: Nov 3, 2025 if ordered today

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R-143 Spacer Ring

Part Number: UEM-R-143

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Estimated Ship Date: Nov 3, 2025 if ordered today

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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

Not Yet Reviewed

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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"RING SET 3.622 bore, 1.0mm oversize, 2-1.5, 1-4.0mm, steel chrome ring set, qty 4 cyl set"

Part Number: UEM-3622DS4-10MM

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Piston Rings, 4.100 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-100

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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Piston Rings, 4.150 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4120AM8-030

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Piston Rings, 4.160 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4120AM8-040

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Piston Rings, 4.120 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4120AM8-STD

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Piston Rings, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File fit, 8-Cylinder, Set

Part Number: UEM-4360BD8-035

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Piston Rings, 4.330 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4300AM8-030

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Estimated Ship Date: Nov 11, 2025 if ordered today

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PISTON RINGS

Part Number: UEM-3917CD8-020

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Estimated Ship Date: Oct 20, 2025 if ordered today

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PISTON RINGS

Part Number: UEM-3917CD8010

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston Rings, 4.420 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-4360BD8-065

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston Ring Set 6cyl Diesel 4.232" / 107.50 MM 3.0Kmm 2.50mm 3.50mm Gapless 2nd Ring

Part Number: UEM-200315MM

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Estimated Ship Date: Oct 20, 2025 if ordered today

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