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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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

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 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Wiseco 4-Stroke Piston Rings for 1976-1981 XT500, TT500, 1978-1981 SR500 - 3484XC

Piston Rings, Chrome, 88.50mm Bore, Yamaha, Set

Part Number: WIS-3484XC

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Progressive Suspension Progressive Rate Springs for 12/412 Series Street Shocks 03-1394C

Coilover Springs, 75/120 lbs./in. Rate, 9.750 in. Length, 1.850 in. Diameter, Chrome, Pair

Part Number: PGR-03-1394C

Not Yet Reviewed

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Progressive Suspension Fork Springs 11-1119

Fork Springs, Progressive, 25/35 lbs./in., 0.950 in. Diameter, 19.00 in. Length, Pair

Part Number: PGR-11-1119

5.0 out of 5 stars ( 1 )

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Kibblewhite Lightweight Racing Valve Spring Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 80-81500

Spring Kit, Dual Springs, Steel Retainers, 0.515 in. Intake, 0.515 in. Exhaust, Yamaha, Kit

Part Number: KPM-80-81500

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Brembo Prime Carbon Ceramic CC Brake Pads 07YA0309

PRIME Powersports Ceramic CC Yamaha RD400 1979-1979, SR500 1978-1981, XJ650 Maxim 1980-1982, XJ650L Turbo Seca 1981-1983, XJ650R Seca 1982-1982, XS110

Part Number: BBO-07YA0309

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Sunstar Powerdrive Countershaft Sprockets 51113

Sprocket, Powersports, Black, Steel, Countershaft, 13-Tooth, 530 Chain, Each

Part Number: SUS-51113

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Sunstar Powerdrive Countershaft Sprockets 51117

Sprocket, Powersports, Black, Steel, Countershaft, 17-Tooth, 530 Chain, Each

Part Number: SUS-51117

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Autolite XS Xtreme Sport Spark Plugs XS62

Spark Plug, XS Xtreme Sport, Iridium, 14mm Thread, 0.750 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-XS62

Not Yet Reviewed

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Denso Standard Spark Plugs 3043

Spark Plug, Standard, W20EP-U, 14mm Thread, 19.00mm Reach, Flat Seat, BMW, Kawasaki, Yamaha, Each

Part Number: DNP-3043

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Estimated Ship Date: Jan 8, 2026 if ordered today

Wiseco Powersports Piston Kits for 1976-1981 XT500, TT500, 1978-1981 SR500 - 4045M08750

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

Part Number: WIS-4045M08750

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Estimated Ship Date: Jan 15, 2026 if ordered today

Kibblewhite Valve Spring Retainers for 1976-1981 XT500, TT500, 1978-1981 SR500 - 80-80350

Valve Spring Retainers, Steel, Yamaha, Pair

Part Number: KPM-80-80350

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

NGK Standard Series Spark Plugs BPR6ES BLYB

Spark Plug, Gasket Seat, 14mm Thread, .748 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-6775

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Slipstreamer Viper Windshields SS-10CHR-C

Windshield, Viper, Front Mid Height, Acrylic, Clear, 22.25 in. Width, 17.25 in. Height, 7/8 in 1 in. Handlebars, Chrome Hardware, Each

Part Number: SRI-SS-10CHR-C

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Autolite XS Xtreme Sport Spark Plugs XS63

Spark Plug, XS Xtreme Sport, Iridium, 14mm Thread, 0.750 in. Reach, Gasket Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-XS63

Not Yet Reviewed

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Autolite Double Platinum Spark Plugs APP63

Spark Plug, Double Platinum, 14mm Thread, 0.750 in. Reach, Flat Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-APP63

Not Yet Reviewed

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Kibblewhite Valve Guides 80-8100

Valve Guide, Powersports, Bronze, Exhaust, Intake, Each

Part Number: KPM-80-8100

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Kibblewhite Valve Guides 80-8101

Valve Guide, Powersports, Bronze, Exhaust, Intake, Each

Part Number: KPM-80-8101

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Autolite XP Xtreme Performance Spark Plugs XP63

Spark Plug, XP Xtreme Performance, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Resistor, Each

Part Number: ATL-XP63

Not Yet Reviewed

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Need It Sooner? We recommend these similar substitute parts:

ACDelco RAPIDFIRE Performance Platinum Spark Plugs 19307141

5 out of 5 stars ( 11 )

Estimated Ship Date: Today

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YAMAHA SR500 Parts and Accessories