WSM Top End Kit - .5mm - Honda 300 54-219-12 Weld-In O2 Sensor Bung One-piece injected dual compound foot

One-piece injected dual compound foot shell with co-injected hard toe protector and integrated steel shank

Thumb patch reinforcement for enhanced durability

Original speed lace system derived from auto racing shoes for a personalized fit and feel

Third and fourth finger bridge

The T-4 Slip-On was developed to increase the horsepower and torque throughout the power curve

WSM Top End Kit - .5mm - Honda 300 54-219-12 Weld-In O2 Sensor Bung One-piece injected dual compound footTop 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