Dear Harley shovelhead cylinder head guru!!! i am just building first my chopper with shovelhead 1983 big bore case! now i have shovelhead cylinder head 74” can i bore the head to accept 3.5/8 jugs
( cylinder ) is no problem?? and what valves set i should use it ( tell me spec and bands please) also how about valve giude use 74” valve guide! or need to something?? i have built it by myself learning from video some youtube some books...some one please answer my questions please Thank you ( also i do apologize my writing english!!! i don’t speak english well )

i gonna bore head

can i use 74” valve guide ???

 

You should post this in the shovelhead section.