Pistons - 4.185 in. Bore (in.) - 1.062 in. Compression Height (in.) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2466-4185

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2466-4185

Piston Set, 420 SBC K3-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K3-2466-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2468-4185

k2-2468-4185-420-small-block-chevy-k2-fx-series-4cc-dome-top-forged-piston-set-4-185-bore

Part Number: DMS-K2-2468-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8150-4185

Piston Set, 420 SBC SX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-8150-4185

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2465-4185

Piston Set, 420 SBC K2-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K2-2465-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2466-4185

Piston Set, 420 SBC K2-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K2-2466-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2456-4185

Piston Set, 420 SBC K2-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K2-2456-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2460-4185

Piston Set, 420 SBC K2-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-K2-2460-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-2463-4185

Piston Set, 420 SBC K2-FX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K2-2463-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2468-4185

k1-2468-4185-420-small-block-chevy-k1-fx-series-4cc-dome-top-forged-piston-set-4-185-bore

Part Number: DMS-K1-2468-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2456-4185

Piston Set, 420 SBC K1-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K1-2456-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2460-4185

Piston Set, 420 SBC K1-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-K1-2460-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-2460-4185

Piston Set, 420 SBC 1-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-1-2460-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-2463-4185

Piston Set, 420 SBC 1-FX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-1-2463-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8155-4185

Piston Set, 420 SBC SX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-8155-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8156-4185

Piston Set, 420 SBC SX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-8156-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8157-4185

Piston Set, 420 SBC SX Series +4cc Dome Top Piston Set. 4.185 bore

Part Number: DMS-8157-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8153-4185

Piston Set, 420 SBC SX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-8153-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2456-4185

Piston Set, 420 SBC 3-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-3-2456-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2463-4185

Piston Set, 420 SBC K1-FX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K1-2463-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2465-4185

Piston Set, 420 SBC K1-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K1-2465-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2456-4185

Piston Set, 420 SBC 2-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-2-2456-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2460-4185

Piston Set, 420 SBC 2-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-2-2460-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2463-4185

Piston Set, 420 SBC 2-FX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-2-2463-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2465-4185

Piston Set, 420 SBC 2-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-2-2465-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2466-4185

Piston Set, 420 SBC 2-FX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-2-2466-4185

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today