Pistons - 4.165 in. Bore (in.) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Wiseco Pro Tru Street Pistons PTS525A4

Wiseco Pro Tru Street Pistons PTS525A4

Piston and Ring Kit, Pro Tru Street, Forged Aluminum, Flat Top, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: WIS-PTS525A4

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

Summit Racing™ Forged Pro Pistons SUM-SBC40040

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: Monday 9/22/2025

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Estimated Ship Date: Monday 9/22/2025

Wiseco Pro Tru Street Pistons PTS510A4

Pistons, Forged, Flat, 4.165 in. Bore, Chevy, Small Block, Set of 8

Part Number: WIS-PTS510A4

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

Summit Racing™ Forged Pro Pistons SUM-SBC40040L

Forged Pro pistons for SB Chevy 400 Long Rod, 4.165 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-SBC40040L

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 Hyper Piston and Ring Kits KB160KTM.040

Piston and Ring Kit, Hypereutectic, Dome, 4.165 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-KB160KTM-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 Pistons KB419.STD

Piston, Aluminum, Dish, 4.165 in. Bore, Set of 8

Part Number: UEM-KB419-STD

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

Howards Cams ProMax 2618 Race Pistons 841612306

Pistons, ProMax 2618 Race Pistons, Forged, Flat Top, 4.165 in. Bore, Chevy Small Block, Set of 8

Part Number: HRS-841612306

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

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Estimated Ship Date: Nov 6, 2025 if ordered today

D.S.S. SX-Series Forged Pistons 8183-4165

Piston Set, 434 SBC SX Series -16cc Dish Top Piston Set. 4.165 bore

Part Number: DMS-8183-4165

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

Mahle PowerPak Piston and Ring Kits 930201165

Pistons, PowerPak Piston and Ring Kits, Stroked, 4.165 in. Bore, Forged Aluminum, Flat Top, Rings, Chevrolet, 302/327/350 Small Block, Set of 8

Part Number: MLE-930201165

5.0 out of 5 stars ( 1 )

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 Pistons IC617.040

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: 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 IC752KTD.040

Piston and Ring Kit, Forged, Dome, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC752KTD-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 IC755KTD.040

Piston and Ring Kit, Forged, Flat, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC755KTD-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 IC759KTD.040

Piston and Ring Kit, Forged, Flat, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC759KTD-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 2618 Alloy Pistons 2-2940-4165

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: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

ICON Premium Forged Pistons IC758.040

Pistons, Forged, Step Dish, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring, Chevy, Small Block, Set of 8

Part Number: UEM-IC758-040

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 Pistons 1-6003-4165

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: 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 4032 Alloy Pistons 1-2400-4165

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: Oct 9, 2025 if ordered today

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Estimated Ship Date: Oct 9, 2025 if ordered today

ICON Premium Forged Pistons IC893.040

Pistons, Forged, Dome, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC893-040

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 IC755.040

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-IC755-040

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 Pistons 1-2460-4165

Piston Set, 420 SBC 1-FX Series -5cc Flat Top Piston Set. 4.165 bore

Part Number: DMS-1-2460-4165

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 KB130KTD.040

Piston and Ring Kit, Hypereutectic, Dish, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-KB130KTD-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 IC763.040

Pistons, Forged, Dome, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-IC763-040

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 IC762.040

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-IC762-040

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 IC763KTD.040

Piston and Ring Kit, Forged, Dome, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-IC763KTD-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

RaceTec AutoTec Forged Pistons 1000229

Pistons, AutoTec SBC, 4.165, 3.75, Dome 5.7, 0.927, SBC 23°4.125, Sold as a set of 8.

Part Number: PIS-1000229

Not Yet Reviewed

Estimated Ship Date: Nov 5, 2025 if ordered today

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Estimated Ship Date: Nov 5, 2025 if ordered today