hello, wondering if someone out here can answer my question. i have a 2003 heritage classic with a 88ci fuel injected. i am thinking of puting a big bore kit to 95ci. will i feel a big diffrence in my bike in hp, how will this affect my gas mileage. thanks scotty

 

Add a more aggressive cam and it will pull like a freight train. Just doing a BB not so much.

 

thanks for that info.. scotty

 

Welcome to HDF from the UK. You will find there are several engine builders and sponsors who contribute to discussions like this. You would do well to seek them out and phone at least one of them. They could provide you with all the parts you need, to get the very best out of your mods and save you a lot of guesswork. Look through some of the engine threads here and you will soon discover them!

 

S&S makes a great drop in gear driven cam complete set up called the 510G.