1991 Pistons & Piston Rings

Pistons, Hypereutectic, Dome, 4.250 in. Bore, Chevy, Set of 8

Part Number: SLP-H581CP

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB115KTM-030

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/5/2026

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Forged Pro pistons for BB Chevy 454, 4.310 bore, 1.645 C.H., 4 in. stroke, 6.135 in. rod, 21cc open/closed ch. Dome 10.5@110cc, 10.1@114cc, 9.7@119cc.

Part Number: SUM-BBC454060

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Estimated Ship Date: Monday 1/5/2026

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Pistons, Forged, Flat, 4.060 in. Bore, 383 Chevy, Set of 8

Part Number: DMS-8710-4060

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

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Piston and Ring Kit, PowerPak, USRA Factory Stock Rule, 4.030 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, Flat Top, Forged, Chevrolet, Small Block, Kit

Part Number: MLE-930203830

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Estimated Ship Date: Monday 1/5/2026

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Piston and Ring Kit, Claimer, Hypereutectic, Flat, 4.030 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-9902HCKTM030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Pistons, Forged, Flat, 4.060 in. Bore, 350 Chevy, Set of 8

Part Number: DMS-8700-4060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Piston Rings, Cast Iron, 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-296K30

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

Piston Rings, Premium Ductile Ring Sets, Standard Size, 4.250 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-2M4718

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, SBF, Set of 8

Part Number: SUM-17302C-40

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Estimated Ship Date: Monday 1/5/2026

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Pistons, Hypereutectic, Flat, 3.766 in. Bore, Chevy, Set of 8

Part Number: SLP-H534CP30

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Set of 8

Part Number: SUM-17350C-40

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Estimated Ship Date: Monday 1/5/2026

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Pistons, E-Series, Forged, Flat, 4.060 in. Bore, Chevy, Set of 8

Part Number: DMS-8715-4060

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Pistons, Forged, Flat, 4.030 in. Bore, Ford, Lincoln, Mercury, Set of 8

Part Number: SLP-L2482F30

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, Chrysler, Dodge, Plymouth, Set of 8

Part Number: UEM-KB107-040

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Estimated Ship Date: Monday 1/5/2026

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Pistons, Forged, Dome, 4.310 in. Bore, Chevy, Set of 8

Part Number: UEM-IC9919-060

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9902HC-STD

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Piston Rings, Piston Ring Sets, Phosphate Coated, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-C5532030

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026

Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X30

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 1/5/2026

Piston and Ring Kit, PowerPak, USRA Factory Stock Rule, 4.060 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, Flat Top, Forged, Chevrolet, Small Block, Kit

Part Number: MLE-930203860

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Estimated Ship Date: Monday 1/5/2026

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Pistons, Hypereutectic, Flat, 4.020 in. Bore, Chevy, Set of 8

Part Number: SUM-17351C-20

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Forged Pro pistons BB Chevy 540, 4.5 bore, 1.120 C.H., 4.25 in. stroke, 6.535 rod, 8cc Dome 10.6@110cc, 10.2@114cc, 10:1@119cc.

Part Number: SUM-BBC540STD8L

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Estimated Ship Date: Monday 1/5/2026

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Piston and Ring Kit, Hypereutectic, Flat, 3.940 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB167KTM-030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/5/2026

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Piston and Ring Kit, Power Pak, 4.030 in. Bore, 3.50 in. Stroke, 6.00 in. Rod, Flat Top, Forged, Chevrolet, 350 CID, Kit

Part Number: MLE-930202630

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Estimated Ship Date: Monday 1/5/2026

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

Part Number: HSN-2M139040

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/5/2026