Manley 42572-6 Engine Piston Wrist Pin 0.9055 In. x 2.500 In. Turbo Tuff DLC

The Manley 42572-6 is a high-performance engine piston wrist pin engineered for demanding applications. Measuring 0.9055 inches (approximately 23mm) in diameter and 2.500 inches in length with a straight wall and 0.300-inch wall thickness, this pin is manufactured from 9310 alloy steel and features Manley's Turbo Tuff / DLC (Diamond-Like Carbon) surface treatment for exceptional hardness, reduced friction, and improved wear resistance under high-load, high-RPM conditions. Each pin weighs 188 grams.

Key Features:

• Diameter: 0.9055 in. (approx. 23mm)
• Length: 2.500 in.
• Wall thickness: 0.300 in., straight wall design
• Material: 9310 alloy steel with Turbo Tuff / DLC coating
• Pin weight: 188 grams each
• Compatible retainer type: Tru Arc / Subaru Round Wire Lock
• Quantity: 6 pins per set

Manley's Turbo Tuff DLC wrist pins deliver the strength and surface integrity required for turbocharged, supercharged, and high-horsepower engine builds. Designed for use with Tru Arc or Subaru-style round wire lock retainers. Confirm retainer and bore dimensions against your specific piston and rod specifications before installation.