United Engine & Machine Engines & Components

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: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Ring Set 8cyl 4.020''/ 102.11 MM 1.20mm 1.20mm 3.00mm File to Fit - Gas Ported Top Ring

Part Number: UEM-4000EPX8025

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Ring Set 8cyl 4.030''/ 102.36 MM 1.20mm 1.20mm 3.00mm File to Fit - Gas Ported Top Ring

Part Number: UEM-4000EPX8035

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Ring Set 8cyl 4.070''/ 103.38 MM 1.20mm 1.20mm 3.00mm File to Fit - Gas Ported Top Ring

Part Number: UEM-4000EPX8075

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Single Cylinder Ring Set with Stainless Steel Gas Nitrited Top Ring, Napier Second Ring, and 3 pc Oil Ring Assembly

Part Number: UEM-S3810ESN

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Single Cylinder Ring Set with Stainless Steel Gas Nitrited Top Ring, Napier Second Ring, and 3 pc Oil Ring Assembly

Part Number: UEM-S3820ESN

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Single Cylinder Ring Set with Stainless Steel Gas Nitrited Top Ring, Napier Second Ring, and 3 pc Oil Ring Assembly

Part Number: UEM-S3898ESN

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Rings, 4.110 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4050BD8-065

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Rings, 4.080 in. Bore, 5/64 in., 3/32 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4050GM8-030

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

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: Mar 24, 2026 if ordered today

• Special Order

Piston Rings, 4.050 in. Bore, 5/64 in., 3/32 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4050GM8-STD

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 8cyl 4.095''/ 104.013 MM 1.50mm 1.50mm 3.00mm

Part Number: UEM-4055CS8040

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

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: Mar 24, 2026 if ordered today

• Special Order

Piston Rings, 4.102 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4062AM8-040

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Rings, 4.122 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4062AM8-060

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Ring Set 4.105''/ 104.25 MM 1.5mm 1.5mm 2.5mm

Part Number: UEM-4065HN810MM

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 4.070''/ 103.38 MM 1.5mm 1.5mm 2.5mm

Part Number: UEM-4065HN813MM

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 4.085''/ 103.75 MM 1.5mm 1.5mm 2.5mm

Part Number: UEM-4065HN85MM

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 4.095''/ 104 MM 1.5mm 1.5mm 2.5mm

Part Number: UEM-4065HN875MM

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 4.065''/ 103.25 MM 1.5mm 1.5mm 2.5mm

Part Number: UEM-4065HN8STD

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 8cyl 4.085''/ 103.75 MM 1.2mm 1.5mm 2.5mm

Part Number: UEM-4065USC85MM

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order

Piston Ring Set 8cyl 4.114''/ 104.50 MM 5/64 5/64 3/16

Part Number: UEM-4094AM8020

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Piston Ring Set 8cyl 4.094''/ 103.98 MM 5/64 5/64 3/16

Part Number: UEM-4094AM8STD

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Free Shipping
• Special Order