Aerodynamic: The Use of 3 Points Confers Firmness and Flexibility at the Same Time

To reduce wind noise and improve aerodynamics

On shoulders and elbows

5-Fold Occupied

FEULING PARTS VALVE SPRINGS ECONO 85-04 1120 yamaha-tw-125--de05--125-2005-esi1236324 Aerodynamic: The Use of 3Made from premium stress relieved conical ovate wire, Features extremely high level of fatigue life, Uses a much smaller and lighter weight retainer to reduce valve weight and create quicker rev and smoother motion, Designed to handle the demands of performance engines with 0. 585" and smaller lift camshafts, Kit includes: Econo BeeHive valve springs, lightweight 7 steel retainers, machined heat treated chromoly spring seats, seat shims, valve locks