BUICK ROADMASTER Pistons & Piston Rings

Piston Rings, Premium Piston Ring Sets, Moly, 3.776 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-41137CP040

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50141CP040

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

• Special Order

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

Part Number: HSN-SM8556060

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Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

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

Part Number: HSN-SM8527025

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Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

Piston With Rings - GM 5.7L (350) V8 DISH CT (STD) W/PR MOLY

Part Number: MAH-2243543WR

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Estimated Ship Date: Mar 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: HSN-2M139S100

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

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

Part Number: HSN-SM8556025

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Estimated Ship Date: Tomorrow if ordered today

• Free Shipping
• Special Order

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

Part Number: HSN-SM8527S025

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

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

Part Number: HSN-SM8556S025

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

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

Part Number: HSN-SM8556S060

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C5499S060

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

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

Part Number: HSN-CM5532S

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

• Special Order

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

Part Number: HSN-SM8527

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Estimated Ship Date: Mar 2, 2026 if ordered today

• Free Shipping
• Special Order

Piston, Cast, Dome, 4.155 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST2008A030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST2008ASTD

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Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST1040A020

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST1040A030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST1040A040

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Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST1040A060

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST1040ASTD

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST2008A020

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST2008A040

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Buick, V8, Each

Part Number: KAA-PST2008A060

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 3.458 in. Bore, 3/32 in., 3/32 in., 3/16 in., 3/16 in. Ring Grooves, Buick, L8, Each

Part Number: KAA-PST703A020

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Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order

Piston, Cast, Dome, 3.468 in. Bore, 3/32 in., 3/32 in., 3/16 in., 3/16 in. Ring Grooves, Buick, L8, Each

Part Number: KAA-PST703A030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

• Special Order