This crankshaft is a direct replacement for the stock 43mm crankshaft installed in all Kasea 90cc engines or any 90cc 2 stroke engine with a 43mm crank. Note; For a limited time we will included the 2 crankskaft bearings (not shown in photo) at N/C.
Installation of a 52mm cylinder and this 45m..
Do you want maximum performance from your 90cc ATV? Replace you stock 50mm cylinder with our 54mm cylinder kit and increase your engines displacement from 83cc to 92cc. This is the largest bore available for ATVs with stock engine cases.