1978 Pistons & Piston Rings

Piston Rings, Plasma-moly, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M683020

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9906HC-040

5.0 out of 5 stars ( 1 )

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Piston, Hypereutectic, Flat, 4.060 in. Bore, Chevy, Each

Part Number: SUM-17351C-60-1

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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

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Piston and Ring Kit, Hypereutectic, 3.228 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-040

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Estimated Ship Date: May 8, 2026 if ordered today

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385cid 4.040 x 1.425CH, 3.750stroke,5.700rod,0.927pin,-5.0cc,464g,11.2CR, 4032

Part Number: MLE-930200140-1

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M8542

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Piston and Ring Kit, Hypereutectic, Dome, 4.310 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB203KTM-060

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Pistons, PowerPak Plus Piston and Ring Kits, 4.040 in. Bore, Forged Aluminum, Flat Top, Rings, Chevrolet, 302/327/350 Small Block, Set of 8

Part Number: MLE-930202640

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-683030

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Piston and Ring Kit, PowerPak Plus, 4.320 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, Domed, Forged, Chevrolet, Big Block, 454, Kit

Part Number: MLE-929907120

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston and Ring Kit, PowerPak, Forged, Chevy, Big Block, Kit

Part Number: MLE-928965300

5.0 out of 5 stars ( 1 )

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

Part Number: SUM-17303C-20

4.5 out of 5 stars ( 2 )

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Piston Set, 383 SBC E Series -18cc Dish Top Piston Set. 4.030 bore

Part Number: DMS-K8712-4030

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.165 in. Bore, Chevy, Set of 8

Part Number: SLP-H615CP40

4.67 out of 5 stars ( 3 )

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Piston and Ring Kits, PowerPak, 4.280 in. Bore, 4.020 in. Stroke, Dome, with Single Valve Relief, Forged Aluminum, Chevy, Big Block, Kit

Part Number: MLE-928914180

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Piston and Ring Kit, Forged, 4.155 in. Bore, Chevy, Kit

Part Number: MLE-930211355

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

Part Number: HSN-2M8542040

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Pistons, Hypereutectic, Dome, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-KB207-STD

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Estimated Ship Date: May 8, 2026 if ordered today

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Piston and Ring Kit, PowerPak, 4.320 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, Flat Top, Chevrolet, Big Block, 454, Kit

Part Number: MLE-929869520

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-KB137-STD

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Estimated Ship Date: May 8, 2026 if ordered today

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Pistons, Hypereutectic, Step, 4.320 in. Bore, Chrysler, Dodge, Plymouth, Jensen, Set of 8

Part Number: UEM-KB237-STD

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Estimated Ship Date: May 8, 2026 if ordered today

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

Part Number: HSN-2M5540035

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.040 in. Bore, 3.75 in. Stroke, 5/64 in., 5/64 in., 3/16 in. Rings, Chevy, Each

Part Number: SLP-WH860CP40

5.0 out of 5 stars ( 1 )

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Pistons, Hypereutectic, Flat, 4.000 in. Bore, Ford, Mercury, Set of 8

Part Number: SLP-H336CP

5.0 out of 5 stars ( 2 )

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