max bore for briggs pull choke carb.

[steveweippert69]

i was wondering what the largest venturi bore is that is safe. no rules just want to make a killer stock appearing carb thanks.

 

[funky ole]

they can be bored to .780, but its more common to bore to .750 so you can use a fun kart carb throttle butterfly.

 

[steveweippert69]

ok cool and how about the bore i have a #3 carb and want to get the most of it thanks