Pistons - 4.040 in. Bore (in.) - 3.400 in. Stroke - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Mahle PowerPak Piston and Ring Kits 930244740

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

Part Number: MLE-930244740

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Summit Racing™ Forged Pro Pistons SUM-SBF347040

Forged Pro pistons 347 stroker Windsor, 4.040 bore, 1.090 C.H., 3.4 in. stroke, 5.400 rod, 5cc flat top Inline and Twisted Wedge, 10.5@60cc, 10:1@64cc

Part Number: SUM-SBF347040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Trick Flow® Forged Pistons TFS-51404110-40

Trick Flow® Forged Pistons TFS-51404110-40

Piston, Forged, Dish, 4.040 in. Bore, Ford, Each

Part Number: TFS-51404110-40

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 Pistons KB246.040

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

Part Number: UEM-KB246-040

Not Yet Reviewed

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 8741-4040

Pistons, E-Series, Forged, Dish, 4.040 in. Bore, Ford, Set of 8

Part Number: DMS-8741-4040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-3171-4040

Piston Set, Boss 347 Stroker SBF 289 - 302 K1-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-K1-3171-4040

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

ICON Premium Forged Pistons IC739.040

Pistons, Forged, Dome, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8

Part Number: UEM-IC739-040

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

RaceTec AutoTec Forged Pistons 1000411

Pistons, Forged, 4.040 in. Bore, 3.400 in. Stroke, Dish Top, 5.400 in. Rod Length, 0.927 in. Pin Diameter, SBF 302/351W, Ford, Set of 8

Part Number: PIS-1000411

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

D.S.S. SX-Series Forged Pistons 8860-4040

Pistons, SX-Series, Forged, Flat, 4.040 in. Bore, Ford, Set of 8

Part Number: DMS-8860-4040

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

ICON Premium Forged Pistons IC709.040

Pistons, Forged, Flat, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Small Block, Set of 8

Part Number: UEM-IC709-040

Not Yet Reviewed

Estimated Ship Date: Oct 29, 2025 if ordered today

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Estimated Ship Date: Oct 29, 2025 if ordered today

RaceTec AutoTec Forged Pistons 1000350

Pistons, Forged, 4.040 in. Bore, 3.400 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-1000350

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3152-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -2cc Flat Top Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3152-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3156-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -13cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3156-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3158-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -18cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3158-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3121-4040

Piston Set, Boss 347 Stroker SBF 289 - 302 2-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-2-3121-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3166-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series +6cc Dome Top inline Piston Set. 4.040 bore

Part Number: DMS-2-3166-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3125-4040

Piston Set, Boss 347 Stroker SBF 289 - 302 2-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Piston Set. 4.040 bore

Part Number: DMS-2-3125-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3160-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -22cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3160-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3118-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series +6cc Dome Top Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3118-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3170-4040

Piston Set, Boss 347 Stroker SBF 289 - 302 2-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-2-3170-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3151-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -5cc Flat Top Inline/ Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3151-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3120-4040

Piston Set, Boss 347 Stroker SBF 289 - 302 2-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-2-3120-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3123-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -22cc Dish Top Boss/Canted Piston Set. 4.040 bore

Part Number: DMS-2-3123-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3110-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -22cc Dish Top Inline / Twisted Wedge Piston Set. 4.040 bore

Part Number: DMS-2-3110-4040

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

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3150-4040

Piston Set, 347 Stroker SBF 289 - 302 2-FX Series -4cc Flat Top inline Piston Set. 4.040 bore

Part Number: DMS-2-3150-4040

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