Any issues with swapping from 396 to 454 HO in 67-72 Trucks?

[Valarius_Starchaser]

Originally Posted by ss454conv

I suggest you do a 454HO oil consumption search before you purchase. Unfortunately there are tons of posts to read on the subject.

I have seen and heard more recent engines having much less of a problem on top of that with it being a drop in and not a buy and build before he drives it would still be in the warranty I vote let her rip if you've got the green and the drive

PS: I have also never heard of a machine shop pulling an engine