United Engine & Machine Parts and Accessories

Wrist Pin Retainers, Spirolox, .990 in. Diameter, Each

Part Number: UEM-PRG110-3

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Wrist Pin Lock Ring, Spirolox, 0.927 in. Diameter, .071 in. Thick, Each

Part Number: UEM-PRJ100-3

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Lock Ring, Piston Wrist Pin Retainer, C-clip Type, Carbon Steel, 1.040 in. O.D., KB Claimer Series, Each

Part Number: UEM-93

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000BM8-040

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4000BD8-035

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-030

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

Wrist Pin Lock Ring, Spirolox, .912 in. Diameter, .020 in. Thick, Each

Part Number: UEM-PRL99-3

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000BM8-030

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4000BD8-045

Not Yet Reviewed

Estimated Ship Date: Today

Wrist Pin, Lightweight, .927 in. Diameter, 3.000 in. Length, 145 Grams, Each

Part Number: UEM-0927X300K

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.155 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4125AM8-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wrist Pin Retainers, Spirolox, .981 in. Diameter, 0.072 in. Thick, Each

Part Number: UEM-PRH107-3

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4250BD8-065

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring Set 4.350 bore, .030 oversize, 2-5/64, 1-3/16, moly ring set, qty 8 cyl set

Part Number: UEM-4320AM8-030

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-060

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Oil Ring Spacers, United Engine and Machine Oil Ring Support Rails, 4.040 in. Bore, 3.615 in. Ring I.D., Each

Part Number: UEM-R08

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.440 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4360BD8-085

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Piston Rings, 4.372 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4342AM8-030

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 17, 2025 if ordered today

• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

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: Mar 19, 2025 if ordered today

• Free Shipping
• Special Order

SRW-012 Lock Ring

Part Number: UEM-SRW-012

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4125BD8-035

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

• Special Order

Wrist Pin Retainers, Spirolox, 1.094 in. Diameter, .020 in. Thick, Each

Part Number: UEM-PRF116-3

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today