OLDSMOBILE Oldsmobile V8 Pistons & Piston Rings

Forged Pro pistons Olds 350, 4.087 bore, 1.612 C.H., 3.385 in. stroke, 6 in. rod, 0cc flat top, 10.5@68cc, 10.37@69cc, 10.25@70cc, 9.7@75cc, 9.3@79cc

Part Number: SUM-SBO350030

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Estimated Ship Date: Monday 1/19/2026

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

Part Number: HSN-2M661030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

Piston Set, 350 Olds. K1-FX Series -5cc Olds Flat Top Piston Set. 4.080 bore

Part Number: DMS-K1-6025-4080

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Estimated Ship Date: Feb 4, 2026 if ordered today

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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

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Estimated Ship Date: Monday 1/19/2026

Pistons, PowerPak Piston Kits, 4.100 in. Bore, Forged Aluminum, Flat Top, Rings, Oldsmobile, 5.7L, Set of 8

Part Number: MLE-197815300

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 3.780 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, V8, Set of 8

Part Number: HSN-2M568030

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Estimated Ship Date: Monday 1/19/2026

Pistons, Hypereutectic, Dish, 4.156 in. Bore, Oldsmobile, Set of 8

Part Number: UEM-KB277-030

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Estimated Ship Date: Monday 1/19/2026

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Piston Set, 455 Olds. K1-FX Series -19cc Olds Dish Top Piston Set. 4.155 bore

Part Number: DMS-K1-6003-4155

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Pistons, Forged, Flat, 4.087 in. Bore, Oldsmobile, Set of 8

Part Number: SLP-L2320F30

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: HSN-2M660030

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Estimated Ship Date: Monday 1/19/2026

Pistons, Cast, Dish, 4.155 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1631-030

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Estimated Ship Date: Monday 1/19/2026

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Piston Rings, Piston Ring Sets, 0.040 in. Oversize, 3.915 in. Bore, Phosphate Coated, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-660040

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Estimated Ship Date: Monday 1/19/2026

Piston and Ring Kit, Hypereutectic, Dish, 4.375 in. Bore, Oldsmobile, Kit

Part Number: UEM-KB405KTD-024

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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Pistons, Forged, Flat, 4.057 in. Bore, Oldsmobile, Set of 8

Part Number: SLP-L2320F

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/19/2026

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

Part Number: HSN-661030

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Estimated Ship Date: Monday 1/19/2026

Pistons, Cast, Dish, 4.087 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1633-030

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Estimated Ship Date: Monday 1/19/2026

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Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 3.789 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, V8, Set of 8

Part Number: HSN-2M568040

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Estimated Ship Date: Monday 1/19/2026

Piston and Ring Kit, Hypereutectic, Dish, 4.390 in. Bore, Oldsmobile, V8, Kit

Part Number: UEM-KB405KTD-039

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Estimated Ship Date: Monday 1/19/2026

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Piston Rings, Premium Ductile Ring Sets, 0.060 in. Oversize, 3.809 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, V8, Set of 8

Part Number: HSN-2M568060

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.375 in. Bore, Oldsmobile, Set of 8

Part Number: UEM-KB405-024

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 24, 2026 if ordered today

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Pistons, Forged, Dish, 4.165 in. Bore, Oldsmobile, Set of 8

Part Number: SLP-L2323F40

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Estimated Ship Date: Monday 1/19/2026

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Pistons, Forged, Dish, 4.185 in. Bore, Oldsmobile, Set of 8

Part Number: SLP-L2323F60

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/19/2026

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Piston Rings, Piston Ring Sets, 0.030 in. Oversize, 3.905 in. Bore, Phosphate Coated, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-660030

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Estimated Ship Date: Monday 1/19/2026

Piston and Ring Kit, Forged, Step Dish, 4.156 in. Bore, Oldsmobile, Kit

Part Number: UEM-IC887KTD-030

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Pistons, Cast, Dish, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1631-060

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Estimated Ship Date: Feb 24, 2026 if ordered today

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