Inliners International Forums General Discussion Engines GMC 228-302 connecting rod width

Here's one to look over

http://www.oldgmctrucks.com/page0311.html


GMC rods come in a few sizes, biggest difference is the heft and piston pin size. You want .990 pin and out of a 270 or 302. I can't remember off the top but I believe the last 3 of the casting numbers is 419, Pat Smith sold me a set just after French Revolution.