got all my parts today from summit, everything to switch to a 847 cam and my question is i was going over everthing i orderd, did i need to order comps

503-16 - Valve stem seals

because i didnt?

 

i would. fix a problem before it starts.

 

i got brand new lt4 heads that have only been run about 7k or so, i dont have any problem getting the seals their cheap anyhow i was just wondering because i seen on some peoples parts list where they didnt and some that did.