Big Bore Cylinder Barrel Kit: Aeon Regal 50 (1999-2006) Yamaha TDR250 for the years and models

for the years and models shown above

To replace OEM: 58410-19F00 / 58410-20F00

This air filter has been manufactured to meet or exceed the manufacturers genuine part on a Honda RVF400 for the years and models shown above

Spark Plug

Big Bore Cylinder Barrel Kit: Aeon Regal 50 (1999-2006) Yamaha TDR250 for the years and modelsBrand new big bore cylinder barrel kit to fit: Aeon Regal 50 (1999 2006). This cylinder kit is an upgrade on the original Aeon Regal 50 for the years and models shown above. The top end will go from 50cc to 70cc. This kit includes: cylinder (barrel jug) cylinder head piston kit gaskets To replace OEM cylinder: TBC Minarelli Horizontal 2T A C (Air Cooled) Engine.