WSM Top End Kit - .5mm - Yamaha 54-540-12 PowrFlo Air Intake Kit tear strength and breathability RIDEKNIT®

tear strength and breathability RIDEKNIT® comfort zone strategically positioned behind the knees for enhanced comfort

Presents a more aggressive shape and uses stout 1-1/2" round steel tubes

Ergonomic shoulder belts with perforated foam padding and mesh panels for an optimized airflow

This result has yielded over 400 gram (almost 1lb) in weight reduction for the new Tech 10

WSM Top End Kit - .5mm - Yamaha 54-540-12 PowrFlo Air Intake Kit tear strength and breathability RIDEKNIT®Top quality piston kit Includes pistons, rings, pins, clips, needle bearings, head and base gaskets and intake and exhaust gaskets and oil filter for 4 stroke models