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Wrist Pin Diameter (in.)
- 0.866 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.787 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1.094 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Wrist Pin Length
- 2.500 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.250 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.400 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Wrist Pin Material
- Steel (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Wall Thickness (in.)
- 0.250 in. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.331 in. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Quantity
- Sold individually. (4)

Diamond Pistons TP-1 Series Wrist Pins

Not Yet Reviewed

Diamond Pistons TP-1 Series wrist pins are manufactured from proprietary material designed to be superior to all other wrist pin materials available. TP-1 pins have the toughness of a maraging steel and the hardness, compressive strength, and the surface qualities of M2 tool steel. They are heat-treated to a through-hardness of Rc60, and are the choice of many top NHRA Top Fuel, Funny Car and Pro Stock teams. They are available in many sizes and chamfered, DLC coated, and tapered wall styles. Choose the perfect fit for your pistons.

All the results found for this search are Not In Stock.

Results 1 - 25 of 208

Diamond Pistons TP-1 Series Wrist Pins CA8272000170JCD

TP1 .827D/2.000L/.170W JE CHAMFER & COAT

Part Number: DPP-S0072

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Diamond Pistons TP-1 Series Wrist Pins CA8662500250CD

Piston Wrist Pin, TP-1 Series, TP-1 Tool Steel Metallurgy, Steel, 0.866 in. Diameter, 2.500 in. Length, Each

Part Number: DPP-S0100

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Diamond Pistons TP-1 Series Wrist Pins CA11563400225D

TP1 1.156"D 3.400"L .225"W DLC Coated

Part Number: DPP-S0475

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Diamond Pistons TP-1 Series Wrist Pins CA17504375470D

TP1 PIN 1.750"D/4.375"L/.470"W COATED

Part Number: DPP-S0476

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Diamond Pistons TP-1 Series Wrist Pins CA7872125095C

TP1 .787"D/ 2.125" L/ .095" W CHAMFERED

Part Number: DPP-S0480

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Diamond Pistons TP-1 Series Wrist Pins CA10943400250T

TP-1 Wrist Pin

Part Number: DPP-S0040

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Diamond Pistons TP-1 Series Wrist Pins CA7872250331CD

TP1 .787"ID X 2.250"L X .331"W CHAMFERED

Part Number: DPP-S0068

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today