What is the bore size for a Chevy 350 and is there a site where the engine specs are located?

4 inch bore and 3.48 inch stroke. Do a google search for more info. http://fourwheeler.com/techarticles/128_9712_chevy/index1.html here is the link for your specs A great resource for Chevy V-8 engine specs is www.mortec.com