The ZRP crankshaft for Audi 2.2L RS2 / S2 is manufactured from aerospace grade 4340 solid billet steel. No compromises have been made to the material's quality to ensure the best possible product. This crankshaft is designed carefully based on our vast experience to provide the best possible engine performance. The production process consists of strict inspections to ensure they have the best quality and tight tolerances for perfect fitment. Check the individual features for your application below.
*All 5-cylinder and V-configuration engines are sold as unbalanced. We offer fully balanced crankshaft services at an additional cost. Full rotating assembly weight is required.
Product Features and Design
- Aero-Wing counterweights for reduced windage to increase horsepower.
- “High-Speed” oiling system for better lubrication.
- Chamfered oil holes
- Journal radius disperse load stress.
- Tapered rod journals for weight reduction.
Technical Features of ZRP Crankshafts
- Full CNC machining.
- ION (Plasma) Nitride process for hardening.
- Multi Stage Heat Treatment.
- Shot peening for stress release.
- 100% Magna- fluxing for flawless surface finish.
- Heat treatment for superior wear resistance.
- Micro-polishing for longer bearing life.
- Sonic tested and X-rayed to ensure a reliable end product.