DRZ Drz400e Big Bore Kit
With a proper setup a big bore drz is just as reliable as stock. Stay away from any of the 450 kits, they seem to go boom. Athena is way overpriced. DRZ400 Cylinder Works 434cc Big Bore Kit · Direct bolt-on, ready-to-install cylinder; requires no replating and looks virtually identical to the OEM · Nickel SUZUKI DRZ400E - The BAD GUY BIKE you grew up watching - 434 BIG BORE Supermoto by Revolt Cycles ...