1985 Honda Odyssey 350 FL350R Shop Manual, Page 78Get this manual
BALANCER GEARCRANKSHAFT Remove the balancer drive gear lock nut using the lock nut wrench and univasal holder
(3) WRENCH SET, 41 mm 07916-9580300
Hold the balancer gear with the universal holderRemove the balancer driven gear special bolt and washerRemove the drive and driven gears