Wiseco
Wiseco Toyota Turbo -14.8cc 1.338 X 86.5 Piston Shelf Stock Kit - K550M865
- SKU:
- WISK550M865
- UPC:
- 193564447388
- MPN:
- K550M865
- Availability:
- Regularly stocked product
Description
Will these pistons fit my 6-cylinder engine?
Confirm fitment with your specific vehicle to ensure optimal compatibility with these 6-cylinder forged pistons.
Are these pistons easy to install?
Professional installation is recommended for these performance-focused forged pistons to achieve maximum reliability and power output.
WIS Piston Sets - Forged - 6cyl offer race-proven performance for competition engines, achieving a perfect 10 score in Racing Competition. Forged 2618 aluminum construction and precision ring grooves ensure extreme durability and superior ring seal. Install these advanced pistons with confidence for unparalleled engine performance.
What Owners Say
Owners and enthusiasts consistently praise Wiseco piston sets for delivering high quality at a competitive price point, with many considering them an excellent value compared to premium alternatives. The brand has earned a strong reputation for performance and reliability, particularly in demanding applications where durability matters. Some users note that proper piston-to-wall clearance is critical with Wiseco's 2618 alloy pistons, as tighter tolerances can result in noticeable noise during operation. While a few enthusiasts have reported concerns about certain Wiseco crankshaft products, the piston line itself maintains a loyal following among builders who appreciate the balance of proven engineering and cost-effectiveness. Wiseco remains a trusted choice for engine builds across multiple platforms.
Key Features
- Precision ring grooves
- anti-detonation groove
- additional ring seal improving features
- ArmorGlide Skirt Coating
- Fully machined crown features
- Forced pin oiling
Why Choose the WIS Piston Sets - 6 Cyl
Delivers superior ring seal for maximum compression and power output.
Achieves enhanced engine reliability under extreme race conditions.
Provides optimized piston crown design for improved combustion efficiency.
Maximizes lubrication to critical pin areas for extended engine life.
Who Is This For?
Racing Competition — 10/10
Forged 2618 aluminum construction ensures extreme durability for race-proven performance.
Track / Autocross — 9/10
Forged 2618 aluminum construction ensures extreme durability for race-proven performance.
Drag Racing — 9/10
Forged 2618 aluminum construction ensures extreme durability for race-proven performance.
Street Performance — 7/10
ArmorGlide Skirt Coating and forced pin oiling improve engine performance.
Engine Performance — 9/10
Forged construction and precision features enhance engine performance.
Frequently Asked Questions
How do Wiseco forged pistons enhance engine performance in racing?
Wiseco forged pistons deliver superior ring seal, maximizing compression and power output for competition engines. This product achieves a score of 10 for 'Racing Competition' in the usage matrix, underscoring its race-proven performance. Trust these pistons for extreme durability under demanding race conditions.
Is professional installation necessary for Wiseco forged pistons?
Professional installation is recommended for Wiseco forged pistons to ensure optimal performance and longevity. Confirm proper fitment with a qualified technician before proceeding with installation. This ensures the precision ring grooves and anti-detonation features are correctly integrated.
What are the benefits of upgrading to Wiseco forged pistons from OEM components?
Upgrading to Wiseco forged pistons provides enhanced engine reliability under extreme race conditions due to their 2618 aluminum construction. This offers extreme durability for race-proven performance, a key differentiator from stock components. Experience significantly improved engine resilience and power.
How can I confirm if Wiseco forged pistons fit my vehicle?
Confirm piston set fitment with your specific vehicle before installation. A qualified technician can assist in verifying compatibility to ensure the 'fully machined crown features' and 'ArmorGlide Skirt Coating' provide optimal benefits. Ensure precise alignment for maximum efficiency.
What advanced maintenance is associated with Wiseco forged pistons?
Advanced maintenance is required for Wiseco forged pistons, as indicated by the 'Advanced' maintenance level in the usage matrix. This ensures the 'ArmorGlide Skirt Coating' and forced pin oiling maximize lubrication to critical pin areas for extended engine life. Proper upkeep guarantees peak performance.
Additional Resources
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 |
|---|---|---|---|
| 1993-1998 | Toyota | Supra | Twin Turbo |
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
K550M865 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Engine Components>Piston Sets - Forged - 6cyl |
Product Level: |
Race Only |
Racing Competition: |
10/10 |
Track / Autocross: |
9/10 |
Drag Racing: |
9/10 |
Street Performance: |
7/10 |
Engine Performance: |
9/10 |
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