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1981 Powersports Piston and Ring Kits

Showing In Stock Items. Show All 11 Items.

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Results 1 - 9 of 9

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4045M08900

Made in the USA Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4045M08900

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4045M08900

Piston and Ring Kit, Forged Aluminum, 89.000mm Bore, Yamaha, Kit

Part Number: WIS-4045M08900

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4190M09000

Made in the USA Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4190M09000

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4190M09000

Piston and Ring Kit, Forged Aluminum, 90.000mm Bore, Yamaha, Kit

Part Number: WIS-4190M09000

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08700

Made in the USA Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08700

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08700

Engine Piston, Yamaha XT/TT/SR500 '76-81 12:1 CR 3425XC

Part Number: WIS-4767M08700

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08750

Made in the USA Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08750

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08750

Engine Piston, Yamaha XT/TT/SR500 '76-81 12:1 CR 3445XC

Part Number: WIS-4767M08750

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08800

Made in the USA Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08800

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08800

Engine Piston, Yamaha XT/TT/SR500 '76-81 12:1 CR 3465XC

Part Number: WIS-4767M08800

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08850

Made in the USA Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08850

Wiseco Powersports 4-Stroke Forged Series Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4767M08850

Engine Piston, Yamaha XT/TT/SR500 '76-81 12:1 CR 3484XC

Part Number: WIS-4767M08850

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4783M09000

Made in the USA Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4783M09000

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4783M09000

Piston and Ring Kit, Forged Aluminum, 90.000mm Bore, Yamaha, Kit

Part Number: WIS-4783M09000

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4764M08750

Made in the USA Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4764M08750

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4764M08750

Piston and Ring Kit, Forged Aluminum, 87.500mm Bore, Yamaha, Kit

Part Number: WIS-4764M08750

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 19, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4764M08800

Made in the USA Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4764M08800

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4764M08800

Piston and Ring Kit, Forged Aluminum, 88.000mm Bore, Yamaha, Kit

Part Number: WIS-4764M08800

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

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