May 4, 2010 / ZD21 Engine swap question #1 B barcalude New member Joined Oct 31, 2006 Messages 8 Does anyone know if a ZD28 engine will bolt directly into a ZD21 mower? If not, what needs to be done to allow use of this engine? thanks
Does anyone know if a ZD28 engine will bolt directly into a ZD21 mower? If not, what needs to be done to allow use of this engine? thanks