Manley Platinum Series Forged Piston for Subaru EJ257 — 99.5mm Bore, 8.5:1 Compression

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SKU: MAN612200CB-1
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Sale price$188.99 Regular price$204.69
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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 Manley Performance

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

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Manley Platinum Series Forged Piston for Subaru EJ257

Elevate your Subaru EJ257 engine's performance with this Manley Platinum Series forged piston. Engineered for demanding applications, this piston is crafted from domestic 2618 alloy forgings, providing exceptional strength and reliability under high stress. The 99.5mm bore and 8.5:1 compression ratio are optimized for significant power gains while maintaining engine integrity.

Key Features and Benefits:

  • Superior Material: Constructed from high-quality 2618 alloy forgings for maximum durability and resistance to fatigue.
  • Optimized Design: Features precise cam and barrel profiles that maximize power output and minimize cylinder wall wear.
  • Enhanced Ring Seal: Strict adherence to standards for ring lands and grooves ensures superior ring seal, leading to increased horsepower and efficiency.
  • Premium Components: Comes standard with high-strength Chrome Moly wrist pins for added reliability. (Upgrades available for extreme duty).
  • Precision Machining: Manley's unique fixturing ensures perfect squareness between the ring groove and skirt for optimal performance.

This single piston is an ideal replacement or upgrade for Subaru EJ257 engines seeking enhanced performance and longevity. Trust Manley Performance for components that deliver power and withstand the rigors of performance driving. Find this premium forged piston and more at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Manley Performance

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

Watch in action

Manley Platinum Series Forged Piston for Subaru EJ257

Elevate your Subaru EJ257 engine's performance with this Manley Platinum Series forged piston. Engineered for demanding applications, this piston is crafted from domestic 2618 alloy forgings, providing exceptional strength and reliability under high stress. The 99.5mm bore and 8.5:1 compression ratio are optimized for significant power gains while maintaining engine integrity.

Key Features and Benefits:

  • Superior Material: Constructed from high-quality 2618 alloy forgings for maximum durability and resistance to fatigue.
  • Optimized Design: Features precise cam and barrel profiles that maximize power output and minimize cylinder wall wear.
  • Enhanced Ring Seal: Strict adherence to standards for ring lands and grooves ensures superior ring seal, leading to increased horsepower and efficiency.
  • Premium Components: Comes standard with high-strength Chrome Moly wrist pins for added reliability. (Upgrades available for extreme duty).
  • Precision Machining: Manley's unique fixturing ensures perfect squareness between the ring groove and skirt for optimal performance.

This single piston is an ideal replacement or upgrade for Subaru EJ257 engines seeking enhanced performance and longevity. Trust Manley Performance for components that deliver power and withstand the rigors of performance driving. Find this premium forged piston and more at GGCRACING.

Product Details

Product Description

About Manley Performance

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

Watch in action

Manley Platinum Series Forged Piston for Subaru EJ257

Elevate your Subaru EJ257 engine's performance with this Manley Platinum Series forged piston. Engineered for demanding applications, this piston is crafted from domestic 2618 alloy forgings, providing exceptional strength and reliability under high stress. The 99.5mm bore and 8.5:1 compression ratio are optimized for significant power gains while maintaining engine integrity.

Key Features and Benefits:

  • Superior Material: Constructed from high-quality 2618 alloy forgings for maximum durability and resistance to fatigue.
  • Optimized Design: Features precise cam and barrel profiles that maximize power output and minimize cylinder wall wear.
  • Enhanced Ring Seal: Strict adherence to standards for ring lands and grooves ensures superior ring seal, leading to increased horsepower and efficiency.
  • Premium Components: Comes standard with high-strength Chrome Moly wrist pins for added reliability. (Upgrades available for extreme duty).
  • Precision Machining: Manley's unique fixturing ensures perfect squareness between the ring groove and skirt for optimal performance.

This single piston is an ideal replacement or upgrade for Subaru EJ257 engines seeking enhanced performance and longevity. Trust Manley Performance for components that deliver power and withstand the rigors of performance driving. Find this premium forged piston and more at GGCRACING.

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