BUICK ROADMASTER Pistons & Piston Rings

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M139S040

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Estimated Ship Date: Today

Piston Rings, Phosphate Coated, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Single Piston

Part Number: MAH-S2243543

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M661S030

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Piston Rings, Phosphate Coated, 3.775 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499040

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Estimated Ship Date: May 15, 2026 if ordered today

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Engine Piston Ring Set 53-94 AMC/BUI/CAD/CHV/CHR/DOD/FRD/GM/GMC/JEP/LIN/MER/OLD/PLY/PON 4.3L/4.7L/4.9L/5.0L/5.3L/5.7L/5.8L/5.9L/6.0L/6.4L/6.6L

Part Number: EGN-R40058030

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Estimated Ship Date: May 22, 2026 if ordered today

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Piston Rings, Phosphate Coated, 3.756 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499020

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Estimated Ship Date: May 15, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.135 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-661010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

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Engine Piston Ring Set 76-96 BUI/CAD/CHV/GM/GMC/OLD/PON 3.8L/4.3L/5.0L

Part Number: EGN-R37458030

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Estimated Ship Date: May 22, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.100 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139100

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Estimated Ship Date: May 15, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5538S030

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Estimated Ship Date: Today

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4626S005

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Estimated Ship Date: May 14, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-661020

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Estimated Ship Date: May 14, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.184 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-661060

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Estimated Ship Date: May 14, 2026 if ordered today

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Piston Rings, Phosphate Coated, 3.795 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499060

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Estimated Ship Date: May 15, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139070

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Estimated Ship Date: May 14, 2026 if ordered today

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Engine Piston Ring Set 53-03 AMC/BUI/CAD/CHV/CHR/DOD/FRD/GM/GMC/JEP/LIN/MER/OLD/PLY/PON

Part Number: EGN-M40058STD

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Estimated Ship Date: May 22, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-SM8556S

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Estimated Ship Date: May 14, 2026 if ordered today

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Engine Piston Ring Set 53-94 AMC/BUI/CAD/CHV/CHR/DOD/FRD/GM/GMC/JEP/LIN/MER/OLD/PLY/PON 4.3L/4.7L/4.9L/5.0L/5.3L/5.7L/5.8L/5.9L/6.0L/6.4L/6.6L

Part Number: EGN-R40058080

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Estimated Ship Date: May 21, 2026 if ordered today

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Single Piston

Part Number: MAH-S2243543020

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Single Piston

Part Number: MAH-S2243543060

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M8571S005

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Estimated Ship Date: May 14, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5523S020

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Estimated Ship Date: May 14, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139080

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Estimated Ship Date: May 15, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-CM5532S060

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Estimated Ship Date: May 14, 2026 if ordered today

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