I always replace the barbell...usually with a tapered billet one...
ARP bolts are readily available from vendors like Summit....
Here is a link to an interesting read about the LS family of engines....(not a plug for JE pistons...)
https://www.jepistons.com/blog/every...-engine-family
Make sure you check cam bearing clearances to the cam...these clearances are critical as factory oil flow feeds lifters and cam bearings first then mains and rods....
Heading out now but will be back online tonight EST...
