66 evinrude 6 hp fisherman standard bore size

[supermangahn]

i have a 1966 evinrude 6602e 6 hp fisherman i am trying to decide if i need oversize piston or standard could anyone tell me what the standard bore size is and how much can i hone before i reach the maximum and need to go to the next size thanks

[boats.net]

Unfortunately I recommend obtaining a service manual.
Original outboard product and service manuals for Johnson, Evinrude, Gale, and OMC

[supermangahn]

thanks i was hoping some had a manual and could give me the standard bore size so i could get a jump on ordering parts all they tell me is the part # not what size the piston is thank you