Manley 42445-4 Engine Piston Wrist Pin 23mm x 2.500" Chrome Moly

Measuring 23mm (0.9055") in diameter and 2.500" in length, these wrist pins are machined from premium chrome moly steel for exceptional strength and durability under demanding engine conditions. The straight-wall design with a 0.250" wall thickness provides a solid, reliable connection between the piston and connecting rod while keeping reciprocating weight to a minimum at just 165 grams each.

Key Features:

• Diameter: 23.0mm (0.9055")
• Length: 2.500"
• Wall thickness: 0.250" straight wall
• Weight: 165 grams per pin
• Material: Premium chrome moly steel
• Retainer type: Tru Arc / Subaru round wire lock

Manley Performance is a trusted name in engine component manufacturing, and these wrist pins reflect that commitment to precision and quality. Compatible with Tru Arc or Subaru-style round wire lock retainers, they are a direct fit for builds requiring a 23mm pin bore. Verify retainer groove compatibility with your specific piston set before installation.