CHEVROLET 6-6L-400 CHEVY-SMALL-BLOCK-GEN-I Pistons - 4.125 in. Bore (in.) - Press-fit or floating Wrist Pin Style - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Forged Pro Pistons SUM-SBC400STDL

Summit Racing™ Forged Pro Pistons SUM-SBC400STDL

Forged Pro pistons for SB Chevy 400 Long Rod, 4.125 bore, 1.125 C.H., 3.75 in. stroke, 6 in. rod, 12cc Dish, 10.5@64cc, 10.2@67cc, 9.8@72cc.

Part Number: SUM-SBC400STDL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Summit Racing™ Forged Pro Pistons SUM-SBC400STD

Forged Pro pistons for SB Chevy 400, 4.125 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-SBC400STD

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KB Performance Claimer Pistons 9907HC.STD

Pistons, Hypereutectic, Flat, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9907HC-STD

5.0 out of 5 stars ( 1 )

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KB Performance Claimer Pistons 9911HC.STD

Pistons, Hypereutectic, Flat, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9911HC-STD

4.0 out of 5 stars ( 1 )

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JE Pistons Pistons 295445

Pistons, 400 SBC FT PRO KIT

Part Number: JEP-295445

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-2400-4125

Piston Set, 400 SBC 1-FX Series -5cc Flat Top Piston Set. 4.125 bore

Part Number: DMS-1-2400-4125

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered today

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Estimated Ship Date: Aug 18, 2025 if ordered today

KB Performance Pistons KB128.STD

Pistons, Hypereutectic, Flat, 4.125 in. Bore, Chevy, Set of 8

Part Number: UEM-KB128-STD

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today

JE Pistons Extreme Duty 23 Degree Inverted Dome Top Pistons 242885

Pistons, Forged, Dish, 4.125 in. Bore, Chevy, Set of 8

Part Number: JEP-242885-8

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2460-4125

Piston Set, 420 SBC K2-FX Series -5cc Flat Top Piston Set. 4.125 bore

Part Number: DMS-K2-2460-4125

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered today

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Estimated Ship Date: Aug 18, 2025 if ordered today

Mahle PowerPak Piston and Ring Kits 930210925

Piston and Ring Kit, Forged, 4.125 in. Bore, Chevrolet, Kit

Part Number: MLE-930210925

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

Mahle PowerPak Piston and Ring Kits 930200225

Piston and Ring Kit, PowerPak, Forged, 4.125 in. Bore, Chevy, Small Block, Kit

Part Number: MLE-930200225

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

ICON Premium Forged Pistons IC609.STD

Pistons, Premium, Forged 2618 Aluminum, 4.125 in. Bore, 3.750 in. Stroke, Dome, Chevy, Small Block, Set of 8

Part Number: UEM-IC609-STD

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today

KB Performance Claimer Piston and Ring Kits 9911HCKTM.STD

Piston and Ring Kit, Claimer, Hypereutectic, Flat, 4.125 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-9911HCKTMSTD

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today

JE Pistons Pistons 295445S

Pistons, 400 SBC FT PRO KIT

Part Number: JEP-295445S

Not Yet Reviewed

Estimated Ship Date: Aug 13, 2025 if ordered today

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Estimated Ship Date: Aug 13, 2025 if ordered today

Wiseco Professional Series Pistons K0034BS

Pistons, Forged Dome, 4.125 in. Bore, Chevy, Set of 8

Part Number: WIS-K0034BS

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2403-4125

Piston Set, 400 SBC K3-FX Series -16cc Dish Top Piston Set. 4.125 bore

Part Number: DMS-K3-2403-4125

Not Yet Reviewed

Estimated Ship Date: Aug 18, 2025 if ordered today

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Estimated Ship Date: Aug 18, 2025 if ordered today

RaceTec Race Pistons 1001165

Pistons, Forged, 4.125 in. Bore, 4.000 in. Stroke, Flat Top, 6.125 in. Rod Length, 0.927 in. Pin Diameter, LS, Chevy, Set of 8

Part Number: PIS-1001165

Not Yet Reviewed

Estimated Ship Date: Today

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JE Pistons 350/400 Small Block Dome Top Pistons 182053

Pistons, Forged, Dome, 4.125 in. Bore, Chevy, Set of 8

Part Number: JEP-182053-8

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

JE Pistons 350/400 Small Block Dome Top Pistons 182058

Pistons, Forged, Dome, 4.125 in. Bore, Chevy, Set of 8

Part Number: JEP-182058-8

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

Wiseco Professional Series Pistons K0070A125

Pistons, Professional Series, Forged Dish, 4.125 in. Bore, Chevy, 6.6L, Set of 8

Part Number: WIS-K0070A125

Not Yet Reviewed

Estimated Ship Date: Aug 20, 2025 if ordered today

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Estimated Ship Date: Aug 20, 2025 if ordered today

JE Pistons 350/400 Standard Flat Top Pistons 181938

Pistons, Forged, Flat, 4.125 in. Bore, Chevy, Set of 8

Part Number: JEP-181938-8

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

JE Pistons 350/400 Small Block Dome Top Pistons 182033

Pistons, Forged, Dome, 4.125 in. Bore, Chevy, Set of 8

Part Number: JEP-182033-8

Not Yet Reviewed

Estimated Ship Date: Aug 15, 2025 if ordered today

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Estimated Ship Date: Aug 15, 2025 if ordered today

ICON Premium Forged Piston and Ring Kits IC893KTD.STD

Piston and Ring Kit, Forged, Dome, 4.125 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC893KTD-STD

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today

Mahle PowerPak Piston and Ring Kits 930211425

Piston and Ring Kit, Forged, 4.125 in. Bore, Chevy, Kit

Part Number: MLE-930211425

Not Yet Reviewed

Estimated Ship Date: Aug 14, 2025 if ordered today

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Estimated Ship Date: Aug 14, 2025 if ordered today

ICON Premium Forged Piston and Ring Kits IC757KTD.STD

Piston and Ring Kit, Forged, Step Dish, 4.125 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC757KTD-STD

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today