ApplicationCompatible for Yamaha V-Max VmaxFeature- Forged SAE 4340 Chrome Moly Steel for the highest strength and durability, dedicated for Racing- Designed and processed by CNC machine.- All big and small ends are finished with SUNNEN honing machine- Precision alignment sleeves positively locate the rod cap, maintaining big end bore size and eliminating cap walk- 100% X-rayed, sonic tested and magnafluxed- Multi-stage heat treated- Shot peened to relieve stress- Come with the bronzed bushing suitable for the floating piston pinDimensionsCenter to center length: 124mmBig end diameter: 41mmSmall end diameter: XXBig end width: XXSmall end width: XXSpecificationPerformance Con RodsType: Forged 4340 aircraft chrome moly quality steel for racingH-beam Conrods Quantity: 4 Pieces a setBolts: Including Genuine ARP 2000 boltsNote: Extra cost for upgrading to ARP L19 boltsBolts Size: 5/16\"Tolerance: Balanced to +/- 1 gram in set Piston Bolt Hole: +-4/1000mm Power: 600hp ~ 800PS per set Strength of the fastening (PSI): 220,000/230,000 PSI Torque: 48ft ≈ 65 NM Top acceleration: 7000rpm warranty:one year warranty for any manufacture defectNoteProfessional installation is highly recommended (No Instruction Included)Custom Service:If there\'s no conrods you need on our site, we would be happy to help determine your requirements and develop a solution with you to satisfy your needs. Learn more about CUSTOM SERVICE