Pistons - 4.040 in. Bore (in.) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

D.S.S. E Series Forged Pistons 8715-4040

D.S.S. E Series Forged Pistons 8715-4040

Pistons, E-Series, Forged, Flat, 4.040 in. Bore, Chevy, Set of 8

Part Number: DMS-8715-4040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

D.S.S. E Series Forged Pistons 8720-4040

Pistons, Forged, Flat, 4.040 in. Bore, 302 Ford, Set of 8

Part Number: DMS-8720-4040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Hypereutectic Pistons H336CP40

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

Part Number: SLP-H336CP40

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Summit Racing™ Coated Hypereutectic SBF 289, 302 Pistons SUM-17303C-40

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

Part Number: SUM-17303C-40

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Forged Pistons L2482F40

Pistons, Forged, Flat, 4.040 in. Bore, Ford, Lincoln, Mercury, Set of 8

Part Number: SLP-L2482F40

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

KB Performance Claimer Pistons 9902HC.040

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-9902HC-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Wiseco Pro Tru Street Pistons PTS502A4

Piston, Pro Tru Street Series, 23 Degree Head, 4.040 in. Bore, Forged Aluminum, Chevrolet, 350, Set of 8

Part Number: WIS-PTS502A4

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

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Estimated Ship Date: Oct 15, 2025 if ordered today

Mahle PowerPak Piston and Ring Kits 930206640

Piston and Ring Kit, Forged, 4.040 in. Bore, Chevy, Kit

Part Number: MLE-930206640

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

KB Performance Hyper Piston and Ring Kits KB107KTM.040

Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB107KTM-040

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

Speed-Pro Hypereutectic Pistons H660CP40

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

Part Number: SLP-H660CP40

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Speed-Pro Hypereutectic Pistons H618CP40

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

Part Number: SLP-H618CP40

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

KB Performance Pistons KB116.040

Pistons, Hypereutectic, Dome, 4.040 in. Bore, Ford, Set of 8

Part Number: UEM-KB116-040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Mahle PowerPak Plus Piston and Ring Kits 930245140

Pistons, PowerPak Plus, Forged 2618 Aluminum, 4.040 in. Bore, Flat Top, Rings Included, Ford, Small Block, Set of 8

Part Number: MLE-930245140

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

Wiseco Pro Tru Street Pistons PTS506A4

Piston, Pro Tru Street Series, 23 Degree Head, 4.040 in. Bore, Forged Aluminum, Chevrolet, 350, Set of 8

Part Number: WIS-PTS506A4

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

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Estimated Ship Date: Oct 15, 2025 if ordered today

Sealed Power Cast Pistons 310AP40

Piston, Cast Flat Top, 4.040 in. Bore, Chevy, Checker, Set of 8

Part Number: SLP-310AP40

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

RaceTec AutoTec Forged Pistons 1000342

Pistons, Forged, 4.040 in. Bore, 3.250 in. Stroke, Flat Top, 5.400 in. Rod Length, 0.927 in. Pin Diameter, SBF 302 20 degree, Ford, Set of 8

Part Number: PIS-1000342

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

KB Performance Hyper Piston and Ring Kits KB156KTM.040

Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB156KTM-040

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

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Estimated Ship Date: Oct 27, 2025 if ordered today

ICON Premium Forged Piston and Ring Kits IC795KTD.040

Piston and Ring Kit, Forged, Dome, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC795KTD-040

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

Silv-O-Lite Hypereutectic Pistons 3101HC.040

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

Part Number: UEM-3101HC-040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Silv-O-Lite Cast Pistons 1160.04

Pistons, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Set of 8

Part Number: UEM-1160-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

Mahle PowerPak Plus Piston and Ring Kits 930249340

Pistons, PowerPak Plus, Forged 2618 Aluminum, 4.040 in. Bore, Dish, Rings Included, Ford, Small Block, Set of 8

Part Number: MLE-930249340

Not Yet Reviewed

Estimated Ship Date: Oct 8, 2025 if ordered today

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Estimated Ship Date: Oct 8, 2025 if ordered today

ICON Premium Forged Piston and Ring Kits IC803KTD.040

Piston and Ring Kit, Forged, Dome, 4.040 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC803KTD-040

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-3506-4040C

-13cc Dish Top SBF 20 Degree Inline & Twisted Wedge Forged 4032

Part Number: DMS-K135064040C

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

KB Performance Claimer Piston and Ring Kits 9901HCKTM.040

Piston and Ring Kit, Claimer, Hypereutectic, Flat , 4.040 in. Bore, Chevy, Kit

Part Number: UEM-9901HCKTM040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 28, 2025 if ordered today

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Estimated Ship Date: Oct 28, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2020-4040

Piston Set, 302 SBC K2-FX Series -5cc Flat Top Piston Set. 4.040 bore

Part Number: DMS-K2-2020-4040

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today