Availability
Pistons & Piston Rings
Piston Rings, Moly, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: DMS-RSMR100-4060
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, W8, Set
Part Number: HSN-2M598
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-moly, 4.309 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HSN-2M683060
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-moly, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HSN-2M683
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Cast Iron, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-233X30
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
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: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Moly, 4.050 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-180K
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Moly, 3.776 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 0.200 in. Deep Oil Ring Groove, 8-Cylinder, Set
Part Number: SLP-E-356K40
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
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: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Moly, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-286K30
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
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: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-moly, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HSN-2M661
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
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: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
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: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Chevy, GMC, Pontiac, V8, Set of 8
Part Number: HSN-2M5615030
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-moly, 3.551 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set
Part Number: HSN-2M4628
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Premium Piston Ring Set;
Part Number: SLP-E-245K60
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-moly, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HSN-2M661040
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Moly, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-243K20
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock
Part Number: SUM-326S454000-2
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Cast Iron, 3.830 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, V8, Set
Part Number: SLP-E-175X30
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Moly, 4.180 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-E-299K60
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-Moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SUM-134-CM553140
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Plasma-moly, 4.089 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: HSN-2M574040
Not Yet Reviewed
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
Piston Rings, Premium Ductile Ring Sets, 0.060 in. Oversize, 4.059 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8
Part Number: HSN-2M5523060
Estimated Ship Date: Monday 2/2/2026
Estimated Ship Date: Monday 2/2/2026
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