Description
Connecting rods are critical stress components in any engine, and factory originals often become a weak link under high RPM or boost conditions. The ATHENA Connecting Rod Kit P40321041 delivers Japanese precision engineering with OEM-matched materials and advanced surface treatment to handle sustained performance demands without sacrifice. Whether you’re building a reliable street engine or pushing limits on the track, this kit provides the durability and consistency your crankshaft deserves.
What sets the ATHENA kit apart is its attention to the details that matter: high-frequency surface treatment reduces rotational and alternating stresses that accumulate under load, while the complete package eliminates sourcing hassle by bundling everything you need in one box.
- OEM-equivalent material composition
- High-frequency surface treatment
- Complete kit inclusions
- Needle bearings included
- Crankpin assembly ready
- Shims and pins included
- Made in Japan
- Lightweight construction
- Reduced alternating stress
- Reduced rotational stress
- Bolt-on installation compatible
