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United Engine & Machine Parts and Accessories
Piston Rings, 4.195 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set
Part Number: UEM-4165AM8-030
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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-4165BD8-005
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, File Fit, 8-Cylinder, Set
Part Number: UEM-4250AM8-005
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.260 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set
Part Number: UEM-4250AM8-010
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 4.065''/ 103.25 MM 1.5mm 1.5mm 2.5mm
Part Number: UEM-4065HN8STD
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 8cyl 4.250''/ 104.95 MM 1/16 1/16 3/16 File to Fit
Part Number: UEM-4250BP8005
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.342 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set
Part Number: UEM-4312AM8-030
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.340 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set
Part Number: UEM-4320AM8-020
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set
Part Number: UEM-4320AM8-STD
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.360 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set
Part Number: UEM-4320BD8-040
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 8cyl 4.360''/ 110.74 MM 1/16 1/16 3/16 File to Fit
Part Number: UEM-4320BP8045
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Ring Set 4.360 bore, .020 oversize, 2-5/64, 1-3/16, moly ring set, qty 4 cyl set
Part Number: UEM-4360AM4-020
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 8cyl 4.010''/ 101.85 MM 1.20mm 1.20mm 3.00mm File to Fit - Gas Ported Top Ring
Part Number: UEM-4000EPX8015
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 4.026''/ 102.25 MM 1.5mm 1.5mm 2.5mm
Part Number: UEM-4016HS825MM
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 4.035''/ 102.5 MM 1.5mm 1.5mm 2.5mm
Part Number: UEM-4016HS85MM
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Ring Set 4.050 bore, .045 FTF oversize, 2-1/16, 1-3/16, ductile ring set, qty 8 cyl set
Part Number: UEM-4050BD8-045
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Rings, 4.090 in. Bore, 5/64 in., 3/32 in., 3/16 in., Iron, Moly, 8-Cylinder, Set
Part Number: UEM-4050GM8-040
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 8cyl 4.055''/ 102.997 MM 1.50mm 1.50mm 3.00mm
Part Number: UEM-4055CS8STD
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston Ring Set 4.085''/ 103.75 MM 1.5mm 1.5mm 2.5mm
Part Number: UEM-4065HN85MM
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Ring Set 4.125 bore, .030 oversize, 2-5/64, 1-3/16, ductile iron ring set, qty 8 cyl set
Part Number: UEM-4125AD8-030
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
R-09 Spacer Ring
Part Number: UEM-R-09
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
R-127 Spacer Ring
Part Number: UEM-R-127
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
