Hyper e-Stage Big Bore Kit (50mm/81cc) CRF50F/XR50R (DENI18/High Flow Filter)

This popular light bore-up kit can be easily assembled by yourself.
The e-Stage allows you to increase displacement while keeping the stock cylinder head and crankshaft.
The Hyper e-Stage includes the e-Stage with a carburetor kit, a high-efficiency air filter, a spark plug, and a drive sprocket for changing the gear ratio to accommodate the increased output.
Included air filter: High Flow
81cc: Bore 50mm: Compression ratio 11.5:1
Included camshaft: Sport camshaft
Compatible models
: CRF50F (AE03-1400001)
: XR50R (AE03-1000001)
*Images are for illustration purposes only. Product design and specifications are subject to change without notice. Please be aware of this.