Pistons & Piston Rings

FX Series -13cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.185 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37214185C

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Estimated Ship Date: Feb 17, 2026 if ordered today

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.000 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224000C

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Estimated Ship Date: Feb 17, 2026 if ordered today

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.030 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224030C

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Estimated Ship Date: Feb 17, 2026 if ordered today

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.040 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224040C

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Estimated Ship Date: Feb 17, 2026 if ordered today

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.060 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224060C

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Estimated Ship Date: Feb 17, 2026 if ordered today

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.125 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224125C

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Estimated Ship Date: Feb 17, 2026 if ordered today

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.155 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224155C

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.165 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224165C

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FX Series -18cc Dish Top 351 Cleveland \ Boss Open & Closed Chamber Forged Piston Set 4.185 inch bore Pin Dia.: 0.927" Comp Height: 1.19"

Part Number: DMS-K3-37224185C

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6685-3875 4.7 AMC/Jeep 6 Cyl. FX Series -27cc Dish Top No Notch Jeep Forged Piston Set 3.875 inch bore Pin Dia.: 0.931" Comp Height: 1.29"

Part Number: DMS-K3-6685-3875

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6685-3905 4.7 AMC/Jeep 6 Cyl. FX Series -27cc Dish Top No Notch Jeep Forged Piston Set 3.905 inch bore Pin Dia.: 0.931" Comp Height: 1.29"

Part Number: DMS-K3-6685-3905

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6685-3915 4.7 AMC/Jeep 6 Cyl. FX Series -27cc Dish Top No Notch Jeep Forged Piston Set 3.915 inch bore Pin Dia.: 0.931" Comp Height: 1.29"

Part Number: DMS-K3-6685-3915

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6685-3935 4.7 AMC/Jeep 6 Cyl. FX Series -27cc Dish Top No Notch Jeep Forged Piston Set 3.935 inch bore Pin Dia.: 0.931" Comp Height: 1.29"

Part Number: DMS-K3-6685-3935

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Competition Series - 900HP Rated - 2618 Material - Inboard Forging - Coated Skirts - Includes Pins and Rings

Part Number: DPP-10226-8

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Street Series - 600HP Rated - 4032 Material - Includes Pins and Rings

Part Number: DPP-11103-8

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Estimated Ship Date: Mar 9, 2026 if ordered today

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350/400 23° 4.040B/1.550CD/Kit

Part Number: DPP-11103-8-H

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Street Series - 600HP Rated - 4032 Material - Includes Pins and Rings

Part Number: DPP-11123-8

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Estimated Ship Date: Mar 9, 2026 if ordered today

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350/400 23° 4.040B/1.425CD/Kit

Part Number: DPP-11123-8-H

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Street Series - 600HP Rated - 4032 Material - Includes Pins and Rings

Part Number: DPP-11133-8

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350/400 23° 4.040B/1.250CD/Kit

Part Number: DPP-11133-8-H

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Street Series - 600HP Rated - 4032 Material - Includes Pins and Rings

Part Number: DPP-11153-8

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Competition Series - 900HP Rated - 2618 Material - Inboard Forging - Coated Skirts - Includes Pins and Rings

Part Number: DPP-10208-8

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Competition Series - 900HP Rated - 2618 Material - Inboard Forging - Coated Skirts - Includes Pins and Rings

Part Number: DPP-10214-8

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Estimated Ship Date: Mar 9, 2026 if ordered today

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350/400 23° 4.060B/1.000CD/Kit

Part Number: DPP-10214-8-H

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4700-3632 4.0 Ford Barra XR6 FX Series -4cc Flat Top Ford Barra DOCH Forged Piston Set 3.632 inch bore Pin Dia.: 0.866" Comp Height: 1.21"

Part Number: DMS-K3-4700-3632

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Estimated Ship Date: Feb 17, 2026 if ordered today

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