Pistons - 103.378mm Bore (mm) - +16.00cc Piston Head Volume (cc) - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-6303-4070

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-6303-4070

Piston Set, 340 Mopar 3-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.070 bore

Part Number: DMS-3-6303-4070

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6303-4070

Piston Set, 340 Mopar 1-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.070 bore

Part Number: DMS-1-6303-4070

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-6303-4070

Piston Set, 340 Mopar K1-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.070 bore

Part Number: DMS-K1-6303-4070

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits K2-6303-4070

Piston Set, 340 Mopar K2-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.070 bore

Part Number: DMS-K2-6303-4070

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6303-4070

Piston Set, 340 Mopar 2-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.070 bore

Part Number: DMS-2-6303-4070

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-6303-4070

Piston Set, 340 Mopar K3-FX Series -16cc Small Block Mopar Dish Top Piston Set. 4.070 bore

Part Number: DMS-K3-6303-4070

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

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Estimated Ship Date: Dec 4, 2025 if ordered today

Diamond Pistons Competition Series Pistons 11549-R1

Comp Series LT1 DS 4.070B/4.000S/6.125R/

Part Number: DPP-11549-R2

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Diamond Pistons Competition Series Pistons 11549-R2-8-H

LT1/LT4 Gen V 4.070B/1.115CD/Kit

Part Number: DPP-11549-R2-8-H

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Estimated Ship Date: Dec 29, 2025 if ordered today