... ) PTO,1800RPM,Keywayshaft only7YM186FDiesel Engine, 9HP, hand start,3000/3600RPM,shaft:keyway/taperway/thread8YM186FEDiesel Engine, 9HP,E-start ... ) PTO,1800RPM,Keywayshaft only11YM186FADiesel Engine, 11HP, hand start,3000/3600RPM,shaft:keyway/taperway/thread12YM186FAEDiesel Engine, 11HP,E-start ... Q: What is your company production capacity?A: 3000-6000 Sets per month against your orders 1800R/min model ...