Wiseco Piston Kit 81.50 mm for 1990-1993 Polaris Trail Boss 350L 639M08150
Part Number: 639M08150WISECO
- SKU:
- 639M08150
- MPN:
- 639M08150
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
Description
If you're pushing your Trail Boss 350L beyond stock limits, you need a piston that won't fail under increased boost and compression. The Wiseco +1.50 mm kit delivers forged strength and precision engineering that handles aggressive tuning while maintaining reliability across extended service intervals. This is the upgrade serious racers and tuners choose when durability and performance gains matter.
Built from high-silicon aluminum alloy and E-coated for wear resistance, this complete kit gives you everything needed for a professional-grade rebuild without compromise.
- Forged aluminum construction
- +1.50 mm oversize
- High-silicon alloy material
- E-coated crown grooves
- Increased compression ratio
- Enhanced ring sealing
- Includes piston, rings, wrist pins, circlips
- Fits 1990-1993 Polaris Trail Boss 350L
- MPN: 639M08150
- Bolt-on installation (honing required)
- Expert racer recommended
Specs
PISTON MATERIAL: |
ALUMINUM ALLOY |
STROKE LENGTH METRIC: |
70.00 MM |
PRODUCT NAME: |
PISTON |
RIDING STYLE: |
ATV |
STROKE LENGTH: |
70,00 MM |
UNITS: |
EACH |
BORE - OVERSIZE: |
+1,50 MM |
DISPLACEMENT: |
352 CC |
PISTON MATERIAL: |
FORGED |
BORE - OVERSIZE METRIC: |
+1.50 MM |
BORE SIZE METRIC: |
81.50 MM |
Fitment
Fitment for Wiseco Piston Kit 81.50 mm for 1990-1993 Polaris Trail Boss 350L 639M08150
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