Wow! Yea that's a lot to spend, right around $50 each. The engine is a military 6.2. So I guess if the stock ones are not cracked or anything I'll just run them.
For the guys that have had them machinced bigger. How much did that cost you?
I've done a cam swap on my 6.5 without pulling the heads. It is doable but takes time and patience to get the lifters back in. Took me a few hours to get them installed. Long thin screwdriver, long double jointed needle nose pliers are needed. Not needed but extremely helpful is if you have a...