United Engine & Machine Parts and Accessories

Piston Ring Set 8cyl Diesel 3.9271''/ 99.75 MM 3.0Kmm 2.00mm 2.50mm

Part Number: UEM-2000175MM

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Ring Set 8cyl Diesel 4.0945''/ 104 MM 3.0Kmm 2.0mm 3.0mm

Part Number: UEM-2001910MM

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Estimated Ship Date: Apr 13, 2026 if ordered today

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R-75 Spacer Ring

Part Number: UEM-R-75

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Estimated Ship Date: Mar 30, 2026 if ordered today

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0984X300B Wrist Pin

Part Number: UEM-0984X300B

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Estimated Ship Date: Apr 14, 2026 if ordered today

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R-79 Spacer Ring

Part Number: UEM-R-79

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Estimated Ship Date: Apr 9, 2026 if ordered today

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OIL RING SPACER

Part Number: UEM-R-142

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Wrist Pin, Lightweight, .927 in. Diameter, 2.750 in. Length, 132 Grams, Each

Part Number: UEM-0927X224K

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 21, 2026 if ordered today

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Ring Set 3.312 bore, .STD oversize, 2-1/16, 1-3/16, ductile ring set, qty 8 cyl set

Part Number: UEM-3312BD8-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Ring Set 4.250 bore, .040 oversize, 2-5/64, 1-3/16, ductile iron ring set, qty 8 cyl set

Part Number: UEM-4250AD8-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 3.940 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-3910BD8-030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Ring Set 4.000 bore, .030 oversize, 2-5/64, 1-3/16, ductile iron ring set, qty 8 cyl set

Part Number: UEM-4000AD8-030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 4.205 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4165AM8-040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4165AM8-STD

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4320BD8-035

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Ring Set 8cyl 4''/ 101.6 MM 1.2mm 1.2mm 3.0mm

Part Number: UEM-4000ES8STD

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Estimated Ship Date: Apr 13, 2026 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: Apr 13, 2026 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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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4125BM8-020

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 4.290 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-4250BD8-040

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Estimated Ship Date: Apr 23, 2026 if ordered today

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Piston Rings, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4000BD8-025

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Estimated Ship Date: Apr 13, 2026 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: Apr 13, 2026 if ordered today

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Piston Rings, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4000BD8-065

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, 4.070 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-4000BD8-070

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Lock Rings, Set of 2

Part Number: UEM-RRN-86

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Piston Ring Set 8cyl 3.908''/ 99.26 MM 1.5mm 1.5mm 3.0mm

Part Number: UEM-3898CS8010

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Estimated Ship Date: Apr 22, 2026 if ordered today

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