Availability
Pistons
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Pistons, Hypereutectic, Dish, 4.165 in. Bore, Chevy, Set of 8
Part Number: SLP-H615CP40
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
BUILD IT WITH SUMMIT!
Forged Pro pistons for SB Chevy 400, 4.165 bore, 1.425 C.H., 3.75 in. stroke, 5.7 in. rod, 12cc Dish, 10.5@64cc, 10.2@67cc, 9.8@72cc.
Part Number: SUM-SBC40040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Hypereutectic, Dome, 4.165 in. Bore, Chevy, Set of 8
Part Number: UEM-KB160-040
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston Set, 434 SBC SX Series -5cc Flat Top Piston Set. 4.165 bore
Part Number: DMS-8180-4165
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Piston, SX Series, Forged, Dish Top, 4.165 in. Bore, Chevy, Set of 8
Part Number: DMS-8185-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-9911HC-040
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.165 in. Bore, Chevy, Set of 8
Part Number: SLP-H400CP40
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Forged, Flat, 2-Valve Reliefs, 4.165 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8
Part Number: JEP-243038-8
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
2-2468-4165-420-small-block-chevy-2-fx-series-4cc-dome-top-forged-piston-set-4-165-bore
Part Number: DMS-2-2468-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.165 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.000 in. Compression, Chevy, Left, Each
Part Number: JEP-182032L
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Piston, Forged, Dish, 2-Valve Reliefs, 4.165 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each
Part Number: JEP-139626S
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Pistons, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.165 in. Bore, 3.800 in. Stroke, 6.000 in. Rod, 1.100 in. Compression, Chevy, Set of 8
Part Number: JEP-182052-8
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Pistons, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 3.400 in. Stroke, Dome, Ford, Small Block, Set of 8
Part Number: UEM-IC617-040
Not Yet Reviewed
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
-4cc Flat Top SBF 20 Degree Inline Forged 2618
Part Number: DMS-3-3300-4165
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 3.875 in. Stroke, Flat Top, Chevy, Small Block, Set of 8
Part Number: UEM-IC966-040
Estimated Ship Date: Jun 4, 2026 if ordered today
Estimated Ship Date: Jun 4, 2026 if ordered today
Pistons, Forged, Flat, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8
Part Number: UEM-IC849-040
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Pistons, FX-Series, Forged, 5.00cc Flat, 4.165 in. Bore, Chevy LS, Set of 8
Part Number: DMS-2-2940-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston Set, 455 Olds. 1-FX Series -19cc Olds Dish Top Piston Set. 4.165 bore
Part Number: DMS-1-6003-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston Set, 455 Olds. 1-FX Series -12cc Olds Flat Top Piston Set. 4.165 bore
Part Number: DMS-1-6000-4165
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston Set, 400 SBC 1-FX Series -16cc Dish Top Piston Set. 4.165 bore
Part Number: DMS-1-2303-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston Set, 400 SBC 1-FX Series -5cc Flat Top Piston Set. 4.165 bore
Part Number: DMS-1-2400-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston Set, 400 Olds. 1-FX Series -12cc Olds Flat Top Piston Set. 4.165 bore
Part Number: DMS-1-6020-4165D
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston Set, 420 SBC SX Series +4cc Dome Top Piston Set. 4.165 bore
Part Number: DMS-8147-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
434 CHEVY SMALL BLOCK -21CC DI
Part Number: DMS-8125-4165
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Piston, Forged, Dish, 2-Valve Reliefs, 4.165 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each
Part Number: JEP-147550S
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
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