Pistons - 6.6L/401 Actual Engine Displacement - Free Shipping on Orders Over $109 at Summit Racing

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2403-4125

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2403-4125

Piston Set, 400 SBC K1-FX Series -16cc Dish Top Piston Set. 4.125 bore

Part Number: DMS-K1-2403-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2306-4125

-28cc Dish Top SBC 23 Degree Forged 2618

Part Number: DMS-K2-2306-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2303-4125

Piston Set, 400 SBC K2-FX Series -16cc Dish Top Piston Set. 4.125 bore

Part Number: DMS-K2-2303-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

ICON Premium Forged Piston and Ring Kits IC578CKTD.060

Piston and Ring Kits, Premium, Forged 2618 Aluminum, 4.110 in. Bore, 3.780 in. Stroke, Flat Top, Ford, Big Block, FE, Set of 8

Part Number: UEM-IC578CKTD060

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-2400-4125

Piston Set, 400 SBC 1-FX Series -5cc Flat Top Piston Set. 4.125 bore

Part Number: DMS-1-2400-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2403-4125

Piston Set, 400 SBC K3-FX Series -16cc Dish Top Piston Set. 4.125 bore

Part Number: DMS-K3-2403-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2405-4125

Piston Set, 400 SBC K2-FX Series -21cc Dish Top Piston Set. 4.125 bore

Part Number: DMS-K2-2405-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2460-4060

Piston Set, 396 SBC K1-FX Series -5cc Flat Top Piston Set. 4.060 bore

Part Number: DMS-K1-2460-4060

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6100-4125C

-7cc Flat Top Pontiac Late Forged 4032

Part Number: DMS-K161004125C

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

Diamond Pistons Domestic Series Pistons 11815

SB Chevy DM 4.125B/1.125CD

Part Number: DPP-11815

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 8, 2025 if ordered today

Call to Order

RaceTec Race Pistons 1001031

Pistons, Forged, 4.125 in. Bore, 3.750 in. Stroke, Flat Top, 6.125 in. Rod Length, 0.927 in. Pin Diameter, SBC 23 degree, Chevy, Set of 8

Part Number: PIS-1001031

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

RaceTec AutoTec Forged Pistons 1000483

Pistons, AutoTec SBF, 4.125, 3.75, Inverted Dome/Milled Dish 6.25, 0.927, SBF 351W 20°, Sold as a set of 8.

Part Number: PIS-1000483

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 15, 2025 if ordered today

RaceTec Race Pistons 1001072

Pistons, RaceTec SBC, 4.125, 3.75, Inverted Dome/Dish 6, 0.927, SBC 23°, Sold as a set of 8.

Part Number: PIS-1001072

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 15, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2766-4065

k3-2766-4065-l8t-chevy-lt-direct-injection-3-fx-series-2618-alloy-series-forged-piston-set-4-065-bore

Part Number: DMS-K3-2766-4065

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2763-4065

k3-2763-4065-l8t-chevy-lt-direct-injection-3-fx-series-2618-alloy-series-forged-piston-set-4-065-bore

Part Number: DMS-K3-2763-4065

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2468-4060

3-2468-4060-396-small-block-chevy-3-fx-series-4cc-dome-top-forged-piston-set-4-060-bore

Part Number: DMS-3-2468-4060

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-6100-4125

-7cc Flat Top Pontiac Late Forged 2618

Part Number: DMS-3-6100-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-6100-4125C

-7cc Flat Top Pontiac Late Forged 2618

Part Number: DMS-3-6100-4125C

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2303-4125

Piston Set, 400 SBC K1-FX Series -16cc Dish Top Piston Set. 4.125 bore

Part Number: DMS-K1-2303-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2306-4125

-28cc Dish Top SBC 23 Degree Forged 4032

Part Number: DMS-K1-2306-4125

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2763-4065

k1-2763-4065-l8t-chevy-lt-direct-injection-1-fx-series-4032-alloy-series-forged-piston-set-4-065-bore

Part Number: DMS-K1-2763-4065

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2766-4065

k1-2766-4065-l8t-chevy-lt-direct-injection-1-fx-series-4032-alloy-series-forged-piston-set-4-065-bore

Part Number: DMS-K1-2766-4065

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2773-4065

k1-2773-4065-l8t-chevy-lt-direct-injection-1-fx-series-4032-alloy-series-forged-piston-set-4-065-bore

Part Number: DMS-K1-2773-4065

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2465-4060

Piston Set, 396 SBC K1-FX Series -21cc Dish Top Piston Set. 4.060 bore

Part Number: DMS-K1-2465-4060

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2466-4060

-28cc Dish Top SBC 23 Degree Forged 4032

Part Number: DMS-K1-2466-4060

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 17, 2025 if ordered today