Description
A connecting rod kit is the critical link between your engine’s piston and crankshaft—any flex, wear, or imbalance directly compromises power delivery and engine longevity. The PROX 03.4409 kit delivers a complete, pre-assembled solution with precision-matched components, eliminating the guesswork of sourcing individual parts and ensuring your engine operates at peak efficiency. Whether you’re rebuilding a high-revving race engine or restoring a performance classic, this kit saves you time and guarantees the durability you need for sustained power.
- Complete assembly kit
- Includes crankpin and bearings
- Big-end and small-end bearings
- Washers included
- Bolt-on installation
- MPN: 03.4409
- OEM-quality precision machining
- Ready-to-install components









