Wiseco
Wiseco Nissan SR20 Turbo -12cc 1.260 X 86MM Piston Shelf Stock Kit - K556M86
- SKU:
- WISK556M86
- UPC:
- 193564447401
- MPN:
- K556M86
- Availability:
- Regularly stocked product
Description
Will the Wiseco WIS Piston Sets - 4 Cyl fit my vehicle?
These Wiseco Piston Sets - Forged - 4cyl are engineered to precisely fit 1991-2002 INFINITI G20 and Nissan 200SX/Sentra models.
What is the installation difficulty for the Wiseco WIS Piston Sets - 4 Cyl?
Professional installation is recommended for these Piston Sets - Forged - 4cyl to ensure optimal performance and longevity.
Wiseco Piston Sets - Forged - 4cyl are engineered for heavy to severe duty performance applications, earning a perfect 10 score for racing competition. Featuring precision ring grooves and ArmorGlide Skirt Coating, these pistons deliver superior ring seal and enhanced engine longevity. Trust Wiseco for uncompromising power and reliability in your 4-cylinder build.
What Owners Say
Wiseco piston sets have earned strong trust among enthusiasts who consistently praise their high quality and value proposition. Owners appreciate getting proven performance without the premium pricing of competing brands, noting these pistons deliver reliable results across various builds. The compression and power gains are modest but real, adding a few horsepower as expected. Some builders have raised concerns about Wiseco crankshaft reliability in recent years, though the pistons themselves maintain their stellar reputation. A few users mention the oil ring sets can be tricky to work with compared to OEM specifications. Overall, Wiseco remains a go-to choice for engine builders seeking dependable quality at a competitive price point.
Key Features
- Precision ring grooves
- anti-detonation groove
- additional ring seal improving features
- ArmorGlide Skirt Coating
- seizure resistant
- friction reduction
- quieter operation
- Designed and built to withstand heavy to severe duty performance applications
- Fully machined crown features
- Forced pin oiling
Why Choose the WIS Piston Sets - 4 Cyl
Delivers superior ring seal for maximum power and efficiency under extreme loads.
Achieves enhanced engine longevity and reliability with advanced anti-detonation protection.
Provides smoother, quieter engine operation even during demanding track sessions.
Transforms your engine's performance with reduced friction for quicker response.
Who Is This For?
Racing Competition — 10/10
Designed for severe duty performance applications.
Track / Autocross — 10/10
Built to withstand heavy to severe duty performance.
Drag Racing — 10/10
Severe duty performance applications, forged aluminum.
Street Performance — 8/10
Friction reduction, seizure resistant, quieter operation.
Engine Performance — 10/10
Designed for heavy to severe duty performance.
Exhaust Note / Sound — 7/10
Quieter operation feature.
Frequently Asked Questions
Will the Wiseco WIS Piston Sets - 4 Cyl fit my vehicle?
Confirmation of fitment is provided for your specific vehicle model. These Wiseco piston sets are engineered to fit 1991-2002 INFINITI G20 and Nissan 200SX/Sentra models. Ensure professional confirmation for optimal compatibility and performance.
What is the installation difficulty for the Wiseco WIS Piston Sets - 4 Cyl?
Professional installation is strongly recommended for these performance piston sets. This ensures precise fitting and calibration, crucial for achieving the enhanced engine longevity and reliability benefits. Consult a qualified technician for proper installation.
What performance improvements can I expect from the Wiseco WIS Piston Sets - 4 Cyl over stock?
Expect a significant boost in engine performance, scoring a 10/10 for Racing Competition use. These pistons deliver superior ring seal for maximum power and efficiency under extreme loads. Transform your engine with reduced friction for quicker response.
What kind of engine applications are the Wiseco WIS Piston Sets - 4 Cyl designed for?
These piston sets are designed and built to withstand heavy to severe duty performance applications. They achieve a score of 10/10 for Engine Performance, delivering superior ring seal for maximum power and efficiency. They are best for motorsport enthusiasts seeking enhanced engine performance.
Vehicle Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991–2002 | INFINITI | G20 | Base |
| 1994–2002 | INFINITI | G20 | T |
| 1995–1998 | Nissan | 200SX | SE-R |
| 1991–1994 | Nissan | Sentra | SE-R |
| 1998–2001 | Nissan | Sentra | SE |
Important Notices
⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.
⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Warranty Information
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991-1996,1999-2002 | INFINITI | G20 | Base |
| 1994-1996,1999-2002 | INFINITI | G20 | T |
| 1995-1998 | Nissan | 200SX | SE-R |
| 1998-2001 | Nissan | Sentra | SE |
| 1991-1994 | Nissan | Sentra | SE-R |
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
K556M86 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Engine Components>Piston Sets - Forged - 4cyl |
Product Level: |
Race Only |
Racing Competition: |
10/10 |
Track / Autocross: |
10/10 |
Drag Racing: |
10/10 |
Street Performance: |
8/10 |
Engine Performance: |
10/10 |
Exhaust Note / Sound: |
7/10 |
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