CATERPILLAR 138-8507 Pin-Piston 1388507

Caterpillar 138-8507 Pin-Piston – OEM-Grade Durability for 3508 & 3516 Engine Generator Sets

The Caterpillar 138-8507 Pin-Piston is a precision-engineered component designed for optimal performance across a wide range of Caterpillar engine generator sets, including models 4XF-3516, 1ZF-3508, 3YF-3512, 25Z-3516, and many others in the 3508 and 3516 series. Manufactured to stringent OEM specifications, this pin-piston features high-grade metallurgy that ensures exceptional resistance to wear, thermal stress, and heavy load conditions typical in mining and industrial applications. Its robust design supports reliable drivetrain operation and contributes to maintaining engine efficiency and longevity.

Technically, the 138-8507 pin-piston is crafted from hardened alloy steel with precise dimensional tolerances to fit seamlessly within the piston assembly. This component plays a critical role in transferring combustion forces to the connecting rod, demanding superior fatigue strength and dimensional stability. Its compatibility with multiple engine models such as 6PN-3508B, 7RN-3516B, and 4AW-3512B makes it a versatile and essential replacement part for maintaining peak engine performance. Investing in this OEM-quality pin-piston ensures reduced downtime, improved fuel efficiency, and sustained power output under rigorous operating conditions.

🔗 For detailed specifications and to purchase the Caterpillar 138-8507 Pin-Piston, visit the official product page at Caterpillar 138-8507 Pin-Piston on AllParts Expert.