Pistons - Piston Rings Included - 4.165 in. Stroke - 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 K3-4894-3681

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-4894-3681

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K3-FX Series -20.5cc No Valve Relief Dish Top Piston Set. 3.681 bore

Part Number: DMS-K3-4894-3681

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-4891-3582

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K1-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.582 bore

Part Number: DMS-K1-4891-3582

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-4892-3572

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K1-FX Series -18cc No Valve Relief Dish Top Piston Set. 3.572 bore

Part Number: DMS-K1-4892-3572

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

Diamond Pistons Competition Series Pistons 30437-R1-8

Competition Series - 1200HP Rated - 2618 Material - Coated Skirts - Includes Pins and Gas Rings

Part Number: DPP-30437-R1-8

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-4890-3681

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K1-FX Series -0cc No Valve Relief Flat Top Piston Set. 3.681 bore

Part Number: DMS-K1-4890-3681

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-4891-3552

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K1-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.552 bore

Part Number: DMS-K1-4891-3552

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-4891-3572

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K1-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.572 bore

Part Number: DMS-K1-4891-3572

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-4894-3552

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K1-FX Series -20.5cc No Valve Relief Dish Top Piston Set. 3.552 bore

Part Number: DMS-K1-4894-3552

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4893-3700

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -10cc No Valve Relief Dish Top Piston Set. 3.700 bore

Part Number: DMS-K2-4893-3700

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4894-3552

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -20.5cc No Valve Relief Dish Top Piston Set. 3.552 bore

Part Number: DMS-K2-4894-3552

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4894-3572

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -20.5cc No Valve Relief Dish Top Piston Set. 3.572 bore

Part Number: DMS-K2-4894-3572

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4894-3582

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -20.5cc No Valve Relief Dish Top Piston Set. 3.582 bore

Part Number: DMS-K2-4894-3582

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4894-3681

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -20.5cc No Valve Relief Dish Top Piston Set. 3.681 bore

Part Number: DMS-K2-4894-3681

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4890-3582

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -0cc No Valve Relief Flat Top Piston Set. 3.582 bore

Part Number: DMS-K2-4890-3582

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4890-3592

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -0cc No Valve Relief Flat Top Piston Set. 3.592 bore

Part Number: DMS-K2-4890-3592

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4890-3700

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -0cc No Valve Relief Flat Top Piston Set. 3.700 bore

Part Number: DMS-K2-4890-3700

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4891-3572

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.572 bore

Part Number: DMS-K2-4891-3572

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4891-3582

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.582 bore

Part Number: DMS-K2-4891-3582

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4891-3681

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.681 bore

Part Number: DMS-K2-4891-3681

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4891-3700

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -12cc No Valve Relief Dish Top Piston Set. 3.700 bore

Part Number: DMS-K2-4891-3700

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4892-3552

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -18cc No Valve Relief Dish Top Piston Set. 3.552 bore

Part Number: DMS-K2-4892-3552

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4892-3592

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -18cc No Valve Relief Dish Top Piston Set. 3.592 bore

Part Number: DMS-K2-4892-3592

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4893-3552

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -10cc No Valve Relief Dish Top Piston Set. 3.552 bore

Part Number: DMS-K2-4893-3552

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4893-3572

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -10cc No Valve Relief Dish Top Piston Set. 3.572 bore

Part Number: DMS-K2-4893-3572

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-4893-3681

Piston Set, 5.4 / 5.8 Modular 5.4 - 5.8 K2-FX Series -10cc No Valve Relief Dish Top Piston Set. 3.681 bore

Part Number: DMS-K2-4893-3681

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today