Engines & Components

4.250" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"

Part Number: ESP-434742506560

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Estimated Ship Date: Oct 10, 2025 if ordered today

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Piston, PowerPak Plus, 4.070 in. Bore, Flat Top with 2 Valve Reliefs, 0.945 in Pin, Includes File Fit Rings, Chevy, 6.2L, Kit

Part Number: MLE-197739270

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Piston, PowerPak Plus, 4.075 in. Bore, Flat Top with 2 Valve Reliefs, 0.945 in Pin, Includes File Fit Rings, Chevy, 6.2L, Kit

Part Number: MLE-197739275

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.060 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197754160

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Pistons, PowerPak Piston Kits, 4.125 in. Bore, Forged Aluminum, Dome, Rings, Chevrolet, 6.6L, Set of 8

Part Number: MLE-197754525

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Powerpak Plus Piston Kit, Small Block Chevy400ci 23? Dome Gasported/Asymmetrical Valve Pockets

Part Number: MLE-197754535

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Piston Kit, Powerpak Piston Kit, SMALL BLOCK CHEVY 400ci 23 DOME Gasported/Asymmetrical Valve Pockets 409c.i.

Part Number: MLE-197754565

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Piston Kit, Powerpak Piston Kit, SMALL BLOCK CHEVY 400ci 23 DOME Gasported/Asymmetrical Valve Pockets 414c.i.

Part Number: MLE-197754725

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Piston Kit, SMALL BLOCK CHEVY 400ci 23? DOME Gasported / Asymmetrical Valve Pockets 415c.i.,4.130bore

Part Number: MLE-197754730

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Piston Kit, SMALL BLOCK CHEVY 400ci 23? DOME Gasported / Asymmetrical Valve Pockets 416c.i.,4.135bore

Part Number: MLE-197754735

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Piston Kit, SMALL BLOCK CHEVY 400ci 23? DOME Gasported / Asymmetrical Valve Pockets 417c.i.,4.140bore

Part Number: MLE-197754740

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Piston Kit, SMALL BLOCK CHEVY 400ci 23? DOME Gasported / Asymmetrical Valve Pockets 419c.i.,4.150bore

Part Number: MLE-197754750

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Piston Kit, Powerpak Piston Kit, SMALL BLOCK CHEVY 400ci 23 DOME Gasported/Asymmetrical Valve Pockets 420c.i.

Part Number: MLE-197754755

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Piston Kit, SMALL BLOCK CHEVY 400ci 23? DOME Gasported / Asymmetrical Valve Pockets 421c.i.,4.160bore

Part Number: MLE-197754760

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Piston Kit, SMALL BLOCK CHEVY 400ci 23? DOME Gasported / Asymmetrical Valve Pockets 423c.i.,4.170bore

Part Number: MLE-197754770

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Piston and Ring Kit, PowerPak Plus, 4.175 in. Bore, 3.625 in. Stroke, 6.125 in. Rod, Domed, Forged, Chevrolet Small Block, 350, Kit

Part Number: MLE-197754775

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Piston Kit, Thermal Barrier Coating Piston Kit; SMALL BLOCK FORD INVERTED DOME for the TWISTED WEDGE? CYL HEAD -

Part Number: MLE-930258130T

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Piston and Ring Kit, Forged, Dome, 3.780 in. Bore, Chevy, LS, Kit

Part Number: MLE-930220180

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Piston and Ring Kit, Forged, Dome, 3.790 in. Bore, Chevy, LS, Kit

Part Number: MLE-930220190

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.165 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197836065

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.185 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197836085

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Piston and Ring Kit, Powerpack, Dish, Forged Aluminum, 84 mm Bore, 89.6 mm Stroke, BMW, Set of 6

Part Number: MLE-197841309

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Piston and Ring Kit, Powerpack, Dish, Forged Aluminum, 84.50 mm Bore, 89.6 mm Stroke, BMW, Set of 6

Part Number: MLE-197841325

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Pistons, PowerPak Plus Piston and Ring Kits, 3.622 in. Bore, Forged Aluminum, Dome, Rings, BMW, 4.0L S65 B40, Set of 8

Part Number: MLE-197843322

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Piston Kit, PISTON KIT BMW S65 B40 4.0L (also available for S85, call for PN) 92.50mm x 27.3mm CH,75.2mm stroke

Part Number: MLE-197843342

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