Availability
Pistons
Showing In Stock Items. Show All 1872 Items.
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Piston and Ring Kit, Pro Tru Street, Forged Aluminum, Flat Top, 4.165 in. Bore, Chevy, Small Block, Kit
Part Number: WIS-PTS525A4
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
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: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Flat, 4.165 in. Bore, Chevy, Set of 8
Part Number: SLP-H400CP40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, 455 Olds. K1-FX Series -12cc Olds Flat Top Piston Set. 4.165 bore
Part Number: DMS-K1-6000-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dish, 4.165 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB147KTM-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston and Ring Kit, Forged, Flat, 4.165 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC849KTD-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston and Ring Kits, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 4.250 in. Stroke, Dish, Pontiac, Set of 8
Part Number: UEM-IC981KTD-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
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
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
2-2470-4165-434-small-block-chevy-2-fx-series-5cc-flat-top-forged-piston-set-4-165-bore
Part Number: DMS-2-2470-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Pistons, Forged, Flat, 4.165 in. Bore, Chevy, Small Block, Set of 8
Part Number: WIS-PTS510A4
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Dome, 4.165 in. Bore, Chevy, Set of 8
Part Number: UEM-KB160-040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, 400 SBC SX Series +4cc Dome Top Piston Set. 4.165 bore
Part Number: DMS-8127-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Piston and Ring Kit, Claimer, Hypereutectic, Flat, 4.165 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-9911HCKTM040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Forged, Dish, 4.165 in. Bore, Oldsmobile, Set of 8
Part Number: SLP-L2323F40
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pistons, Hypereutectic, Dish, 4.165 in. Bore, Chevy, Set of 8
Part Number: SLP-H615CP40
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston and Ring Kit, Forged, Dish, 4.165 in. Bore, Pontiac, V8, Kit
Part Number: UEM-IC938KTD-040
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Piston and Ring Kits, Premium, Forged 2618 Aluminum, 4.165 in. Bore, 3.875 in. Stroke, Dome, Chevy, Small Block, Set of 8
Part Number: UEM-IC965KTD-040
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2026 if ordered today
Estimated Ship Date: Nov 25, 2026 if ordered today
Piston and Ring Kit, Forged, 4.165 in. Bore, Chevy, Kit
Part Number: MLE-930208865
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Set, 400 SBC SX Series -5cc Flat Top Piston Set. 4.165 bore
Part Number: DMS-K8120-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
2-2468-4165-420-small-block-chevy-2-fx-series-4cc-dome-top-forged-piston-set-4-165-bore
Part Number: DMS-2-2468-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Piston, SX Series, Forged, Dish Top, 4.165 in. Bore, Chevy, Set of 8
Part Number: DMS-8185-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Piston Set, 434 SBC SX Series -5cc Flat Top Piston Set. 4.165 bore
Part Number: DMS-8180-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
434 CHEVY SMALL BLOCK -21CC DI
Part Number: DMS-8135-4165
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
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: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Pistons, Hypereutectic, Dish, 4.165 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8
Part Number: UEM-KB159-040
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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