BUICK CENTURY Pistons & Piston Rings

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

Part Number: SLP-E-251X20

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Piston Rings, Moly, 4.087 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-297K30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Piston Rings, Phosphate Coated, 4.039 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139040

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: SLP-E-251KC40

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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 4/20/2026 if shipped by air

Engine Piston Set 75-88 BUI/CHV/GMC/OLD/PON 3.8L

Part Number: EGN-P15046STD

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Piston Rings, Phosphate Coated, 3.765 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499030

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Piston Rings, Phosphate Coated, 4.059 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139060

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Premium Piston Ring Set;

Part Number: SLP-E-434K30

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Piston Rings, Phosphate Coated, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-661

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Piston - GM 5.7L (350) V8 FLATTOP COAT (040) W/P AFTERMARKET VERSION

Part Number: MAH-2243547040

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Piston Rings, Original Standard Piston Ring Sets, Cast Iron, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50564CP040

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Piston Rings, Premium Ductile Ring Sets, Chrome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-cylinder, Set

Part Number: HSN-2C139030

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: HSN-2M139070

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Piston Rings, Piston Ring Sets, Phosphate Coated, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-139S030

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: HSN-2M661010

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Piston Rings, Phosphate Coated, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139010

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Pistons, Hypereutectic, Chevy 350, Dish, 4.000 in. Bore, Each

Part Number: SLP-WH423DCP

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: SLP-E-243X30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Piston Set 68-80 BUI/JEP/PON 5.7L

Part Number: EGN-P15048STD

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: HSN-2M139S040

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: HSN-2M661060

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Estimated Ship Date: May 4, 2026 if ordered today

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Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-139S

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5615

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air