Wiseco Parts and Accessories

Clutch Plates, Steel, Yamaha, Set of 6

Part Number: WIS-WPPS015

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Special Order

Piston Pin, Steel, Chrome, Straight, 20.00mm x 50.44mm, Each

Part Number: WIS-S641

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.072 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4072FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

104.95mm (4.132") Top Ring

Part Number: WIS-4132FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Valve Shims, Refill, 2.12mm Thick, 8.85mm Diameter, Set of 5

Part Number: WIS-VS8212

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.042 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4042FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.047 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4047FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.047 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4047FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.168 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4168FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

3.736" Bore Ring Set

Part Number: WIS-3736H

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.022 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4022FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.027 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4027FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.027 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4027FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.007 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4007FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Chrome, 4.007 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4007FT

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.007 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4007FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.000 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4000FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Chrome, 4.000 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4000FT

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.000 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4000FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Ring, Top Ring, Gas Nitrided, 4.127 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4127FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

104.95mm (4.132") Scraper Ring

Part Number: WIS-4132FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, 4.137 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4137FS

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.137 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4137FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Top Ring, Gas Nitrided, 4.137 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4137FTX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order

Piston Rings, Second Ring, Cast Iron, Napier®, 4.188 in. Bore, 0.047 in. Thickness, Each

Part Number: WIS-4188FSX

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

• Special Order