Pistons - 102.616mm Bore (mm) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Speed-Pro Hypereutectic Pistons WH345DCP40

Piston, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Each

Part Number: SLP-WH345DCP40

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

ICON Premium Forged Pistons IC800.040

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

Part Number: UEM-IC800-040

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 Pistons IC732.040

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

Part Number: UEM-IC732-040

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

ICON Premium Forged Pistons IC747.040

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-IC747-040

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

ICON Premium Forged Pistons IC795.040

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

Part Number: UEM-IC795-040

5.0 out of 5 stars ( 2 )

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 Cast Pistons 1436C.040

Pistons, Cast, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1436C-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

ICON Premium Forged Piston and Ring Kits IC735KTD.040

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

Part Number: UEM-IC735KTD-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

Summit Racing™ Forged Pro Pistons SUM-SBC350040L

Summit Racing™ Forged Pro Pistons SUM-SBC350040L

Forged Pro pistons for SB Chevy 350 Long Rod, 4.040 bore, 1.260 C.H., 3.48 in. stroke, 6 in. rod, 5cc flat top 11:1@58cc, 10.2@64cc, 9.9@67cc, 9.4@72.

Part Number: SUM-SBC350040L

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-SBC350040

Forged Pro pistons for SB Chevy 350, 4.040 bore, 1.560 C.H., 3.48 in. stroke, 5.7 in. rod, 5cc flat top 11:1@58cc, 10.2@64cc, 9.9@67cc, 9.4@72cc.

Part Number: SUM-SBC350040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

JE Pistons Pistons 138082

Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8

Part Number: JEP-138082

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

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Estimated Ship Date: Oct 10, 2025 if ordered today

Summit Racing™ Forged Pro Pistons SUM-SBF302040D

Forged Pro pistons for 302 Windsor, 4.040 bore, 1.605 C.H., 3 in. stroke, 5.090 in. rod, 3cc dome 10.7@58cc, 10.4@60cc, 9.9@64cc, 9.7:1@ 66cc.

Part Number: SUM-SBF302040D

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

ICON Premium Forged Pistons IC741.040

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

Part Number: UEM-IC741-040

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 Pistons IC726.040

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

Part Number: UEM-IC726-040

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

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 27, 2025 if ordered today

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Estimated Ship Date: Oct 27, 2025 if ordered today

ICON Premium Forged Pistons IC744.040

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

Part Number: UEM-IC744-040

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

ICON Premium Forged Pistons IC734.040

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

Part Number: UEM-IC734-040

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

KB Performance Hyper Piston and Ring Kits KB164KTM.040

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

Part Number: UEM-KB164KTM-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. SX-Series Forged Pistons 1920-4040

Pistons, SX-Series, Forged, 5.00cc Flat, 4.040 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1920-4040

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

KB Performance Pistons KB124.040

Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, 351W, Set of 8

Part Number: UEM-KB124-040

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

KB Performance Hyper Piston and Ring Kits KB193KTM.040

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

Part Number: UEM-KB193KTM-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

KB Performance Hyper Piston and Ring Kits KB151KTM.040

Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Ford, Kit

Part Number: UEM-KB151KTM-040

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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Estimated Ship Date: Oct 27, 2025 if ordered today

KB Performance Hyper Piston and Ring Kits KB105KTD.040

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

Part Number: UEM-KB105KTD-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

KB Performance Hyper Piston and Ring Kits KB181KTM.040

Piston and Ring Kit, Hypereutectic, Dish, 4.040 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB181KTM-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

KB Performance Hyper Piston and Ring Kits KB404KTD.040

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

Part Number: UEM-KB404KTD-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

KB Performance Hyper Piston and Ring Kits KB105KTM.040

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

Part Number: UEM-KB105KTM-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