Wiseco Mitsubishi Evo 4-9 4G63 Asymmetric Skirt Piston Set - 85.50mm Bore

SKU: WISK666M855AP
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Wiseco

Wiseco engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wiseco lineup with fast shipping and expert fitment support — order with confidence.

Wiseco Asymmetric Skirt Piston Set for Mitsubishi Evo 4-9 (4G63)

Enhance the performance and durability of your Mitsubishi Evolution 4-9 with this Wiseco forged piston set, specifically designed for the 4G63 engine. Featuring an 85.50mm bore and an asymmetric skirt design, these pistons are engineered for optimal performance and reduced friction. Manufactured in the USA from high-grade 2618 aluminum, they provide the strength required for demanding performance applications.

Performance-Driven Features:

  • Asymmetric Skirt Design: Reduces friction and noise while improving piston stability and performance.
  • Precision Bore Size: 85.50mm bore ensures a precise fit for enhanced engine efficiency.
  • Compression Ratio: 9.5:1 compression ratio is ideal for modified performance applications.
  • Superior Material: Forged from 2618 aluminum for exceptional tensile strength and resistance to extreme temperatures and pressures.
  • ArmorGlide™ Coating: Features a skirt coating that minimizes seizure, reduces friction, and contributes to quieter operation.
  • Optimized Crown: Fully machined crown with precision ring grooves, anti-detonation groove, and enhanced ring seal for superior combustion.
  • Forced Pin Oiling: Ensures consistent lubrication to the piston pin for increased longevity.
  • Severe Duty Capable: Engineered to withstand heavy to severe duty performance demands.

This Wiseco piston set is an excellent choice for Evo enthusiasts seeking a reliable and high-performing upgrade. Trust in Wiseco's commitment to quality and precision engineering for your build. Get yours today at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Wiseco

Wiseco engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wiseco lineup with fast shipping and expert fitment support — order with confidence.

Wiseco Asymmetric Skirt Piston Set for Mitsubishi Evo 4-9 (4G63)

Enhance the performance and durability of your Mitsubishi Evolution 4-9 with this Wiseco forged piston set, specifically designed for the 4G63 engine. Featuring an 85.50mm bore and an asymmetric skirt design, these pistons are engineered for optimal performance and reduced friction. Manufactured in the USA from high-grade 2618 aluminum, they provide the strength required for demanding performance applications.

Performance-Driven Features:

  • Asymmetric Skirt Design: Reduces friction and noise while improving piston stability and performance.
  • Precision Bore Size: 85.50mm bore ensures a precise fit for enhanced engine efficiency.
  • Compression Ratio: 9.5:1 compression ratio is ideal for modified performance applications.
  • Superior Material: Forged from 2618 aluminum for exceptional tensile strength and resistance to extreme temperatures and pressures.
  • ArmorGlide™ Coating: Features a skirt coating that minimizes seizure, reduces friction, and contributes to quieter operation.
  • Optimized Crown: Fully machined crown with precision ring grooves, anti-detonation groove, and enhanced ring seal for superior combustion.
  • Forced Pin Oiling: Ensures consistent lubrication to the piston pin for increased longevity.
  • Severe Duty Capable: Engineered to withstand heavy to severe duty performance demands.

This Wiseco piston set is an excellent choice for Evo enthusiasts seeking a reliable and high-performing upgrade. Trust in Wiseco's commitment to quality and precision engineering for your build. Get yours today at GGCRACING.

Product Details

Product Description

About Wiseco

Wiseco engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wiseco lineup with fast shipping and expert fitment support — order with confidence.

Wiseco Asymmetric Skirt Piston Set for Mitsubishi Evo 4-9 (4G63)

Enhance the performance and durability of your Mitsubishi Evolution 4-9 with this Wiseco forged piston set, specifically designed for the 4G63 engine. Featuring an 85.50mm bore and an asymmetric skirt design, these pistons are engineered for optimal performance and reduced friction. Manufactured in the USA from high-grade 2618 aluminum, they provide the strength required for demanding performance applications.

Performance-Driven Features:

  • Asymmetric Skirt Design: Reduces friction and noise while improving piston stability and performance.
  • Precision Bore Size: 85.50mm bore ensures a precise fit for enhanced engine efficiency.
  • Compression Ratio: 9.5:1 compression ratio is ideal for modified performance applications.
  • Superior Material: Forged from 2618 aluminum for exceptional tensile strength and resistance to extreme temperatures and pressures.
  • ArmorGlide™ Coating: Features a skirt coating that minimizes seizure, reduces friction, and contributes to quieter operation.
  • Optimized Crown: Fully machined crown with precision ring grooves, anti-detonation groove, and enhanced ring seal for superior combustion.
  • Forced Pin Oiling: Ensures consistent lubrication to the piston pin for increased longevity.
  • Severe Duty Capable: Engineered to withstand heavy to severe duty performance demands.

This Wiseco piston set is an excellent choice for Evo enthusiasts seeking a reliable and high-performing upgrade. Trust in Wiseco's commitment to quality and precision engineering for your build. Get yours today at GGCRACING.

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