Forged .010 9:1 Compression Piston Kit
      Retail Price:  $382.26     
 VT No  
  11-9891
Wiseco piston set is .010 oversize and has a compression of 9:1. Piston set includes Hasting X rings, 2 wrist pins and 4 circlips.  Pistons are forged from high silicone alloy.
Wiseco piston set is .010 oversize and has a compression of 9:1. Piston set includes Hasting X rings, 2 wrist pins and 4 circlips.  Pistons are forged from high silicone alloy.
**Note: Run engine at moderate speeds for at least 500 miles, avoiding excessive running in lower gears, in order to properly break-in new pistons and rings.
**Note: Run engine at moderate speeds for at least 500 miles, avoiding excessive running in lower gears, in order to properly break-in new pistons and rings.
| FITS | XL 1988-UP | 
|---|
| UOM | 1 - KIT | 
|---|---|
| Manufacturer | Wiseco | 
| Origin | USA | 
| 2025 Catalog Pages | 874 | 
| Replacement Items | 11-9762 - 3-1/2" Evolution Piston Ring .010 Oversize | 







