PISTON KIT UPTO-92 YSR50 40.00, WISECO 727M04000 ROAD YAMAHA
WISECO 727M04000 PISTON KIT, 40.00mm Bore, RING SET 1574CD. Wiseco pistons are forged and machined in the USA with power enhancing features such as light weight forgings, millimeter ring packs, extra-strength forgings, gas ports, optimized skirt profiles, skirt coatings, and offset pins. Sport compact pistons include Nitride Steel top and Napier 2nd XX ring packs for superior sealing and durability.
- SKU
- 56-W9726.4000
- Brand
- Wiseco
- Availability
- In Stock (1)
Fitments (7)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YSR 50 | 1986 |
| YAMAHA | YSR 50 | 1987 |
| YAMAHA | YSR 50 | 1988 |
| YAMAHA | YSR 50 | 1989 |
| YAMAHA | YSR 50 | 1990 |
| YAMAHA | YSR 50 | 1991 |
| YAMAHA | YSR 50 | 1992 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 40.00mm
- Variant Id
- 258566
FULL DESCRIPTION
Wiseco Piston Kit for Yamaha YSR50
This Wiseco piston kit is designed for the Yamaha YSR50 model up to 1992, featuring a 40.00mm bore. Wiseco pistons are forged and machined in the USA, incorporating power-enhancing features for optimal performance and durability.
Key Features:
- Forged and machined in the USA
- Lightweight forgings for reduced reciprocating mass
- Millimeter ring packs for improved sealing
- Extra-strength forgings for increased durability
- Gas ports designed to reduce pressure buildup
- Optimized skirt profiles for reduced friction and noise
- Available skirt coatings for enhanced performance and longevity
- Offset pins for smoother operation
- Nitride steel top and Napier 2nd XX ring set included for superior sealing and wear resistance
- Specific ring set part number: 1574CD
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