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Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP412512
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set
Part Number: SUM-GP412515
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Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Gas Nitrided, 4.125 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set
Part Number: WIS-4127GFX
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Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.125 in. Bore, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set
Part Number: HSN-SN9050
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Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Steel, 4.125 in. Bore, 0.043 in., 0.043 in., 3.0mm Thickness, 8-Cylinder, Set
Part Number: TSR-CS9010-5
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Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Stainless Steel Top Ring, Iron Napier Second Ring, Stainless Steel High Tension Oil Ring, 4.125+5 in., 0.043in., 0.043in., 0.043in,.Set
Part Number: TSR-CSH4434125
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Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Ductile Plasma Iron Top, Ductile second, Std. Tension oil, File Fit for 4.125 in. bore 1.5mm, 1.5mm, 3.0mm, Set
Part Number: SUM-1362M8505005
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Estimated Ship Date: Today
Estimated Ship Date: Today
PISTON RINGS
Part Number: CNN-RS1MGNHD4125
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Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro Seal, Gas Nitrided, 4.125 in. Bore, 1.2mm, 1.5mm, 3.0mm Thickness, Single Piston, Set
Part Number: JEP-JG31F8-41252
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Performance Series, 4.125 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set
Part Number: MLE-4130MS-15
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set
Part Number: SUM-GP412543
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
.043-.043-3.0
Part Number: JEP-J714F8-41255
Not Yet Reviewed
Estimated Ship Date: Feb 3, 2026 if ordered today
Estimated Ship Date: Feb 3, 2026 if ordered today
Piston Rings, Plasma-moly, 4.125 in. Bore, 0.043 in., 0.043 in., 3.0 mm, Thickness, 8-Cylinder, Set
Part Number: JEP-J7140841255
Not Yet Reviewed
Estimated Ship Date: Feb 3, 2026 if ordered today
Estimated Ship Date: Feb 3, 2026 if ordered today
Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in, 1/16 in. 3.0mm Thickness, 8-Cylinder, Set
Part Number: JEP-J30008-41255
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.125 in. Bore, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set
Part Number: HSN-SN9050060
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, Single Cylinder, Set
Part Number: TSR-CR1002-5-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5581
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Piston Rings, Performance Series, 4.125 in. Bore, File Fit, 0.043 in., 0.043 in., 3.0mm, 8-Cylinder, Set
Part Number: MLE-4130ML-043
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Piston Rings, CS AP Advanced Profiling, Chromium Nitride, 4.125 in. Bore, 1.2mm, 1.2mm, 3.0mm, 8-Cylinder, Set
Part Number: TSR-CS4709035-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Performance, 4.125 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, 8 Sets
Part Number: MLE-4125MS-15D
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
1.2-1.5-3.0 RINGS
Part Number: JEP-J75001-41255
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, DMR-Series, Plasma-Moly, 4.125 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set
Part Number: DMS-RSDM2004125
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
TSR-MS2012-5-1
Part Number: TSR-MS2012-5-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-SM8550
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly
Part Number: HSN-SM8550S
Not Yet Reviewed
Estimated Ship Date: Jan 29, 2026 if ordered today
Estimated Ship Date: Jan 29, 2026 if ordered today
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Summit Racing™ Pro GPX Gas Ported Piston Rings SUM-GP412515
