Availability
Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: DMS-RSMR100-4000
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Claimer Series Performance Ring Sets, Standard Size, 4.000 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 1/8 in., L8, V8, Set of 8
Part Number: HSN-CM5521
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Original Premium Piston Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, V8, Set
Part Number: MAH-41497CP
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set
Part Number: SUM-GP400016
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Shallow Oil Ring Groove, V8, Set
Part Number: MAH-51476CP
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.000 in. Bore,, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set
Part Number: HSN-SN9045
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, HF Series, 4.000 in. Bore, File Fit, 1/16 in., 1/16 in., 3.0mm, Single Piston, Set
Part Number: WIS-4005HF
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: TSR-CR9090-5
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-377X
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set
Part Number: SLP-E-458X
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set
Part Number: HSN-2M4860S
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Piston Ring Sets, Standard Size, 4.000 in. Bore, Phosphate Coated, 1.5mm, 1.5mm, 4.0mm Ring Thickness, L8, V8, Set of 8
Part Number: HSN-4726
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Moly, 4.000 in. Bore, 2.0mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set
Part Number: SLP-E-530K
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Phosphate Coated, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set
Part Number: HSN-4860
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Shallow Ring, 8-Cylinder, Set
Part Number: SLP-E-377K
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Original Premium Piston Ring Sets, Plasma-moly, 4.000 in. Bore, 2.0mm, 1.5mm, 4.0mm Thickness, V8, Set
Part Number: MAH-41616CP
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set
Part Number: SLP-E-229K
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8
Part Number: HSN-C5532
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Performance Series, 4.000 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set
Part Number: MLE-4005MS-15
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 6-Cylinder, Set
Part Number: SLP-E-920K
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5615
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Plasma-Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SUM-134-CM553100
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.2mm, 2.5mm Thickness, L2, V2, Set
Part Number: HSN-2M5299
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP400015
Not Yet Reviewed
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8
Part Number: HSN-5615
Estimated Ship Date: Friday 1/2/2026
Estimated Ship Date: Friday 1/2/2026
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