what valve springs are e-cammers running?

[mustang1994bob]

Ive got gt40p heads cobra rockers and e-cam what valve springs should I use

 

[mustang1994bob]

oh come on this is like the most common cam ever, or does valve train stuff scare you all and you just have someone else do it?

 

[BlackPearl955.0]

I bought x303 complete heads and just ran the springs it came with. Work great so far

 

[PUNISHER RACING]

Crane 44308 kit its like $120.00

 

[FastFord]

I have been using tfs valve springs for about 6 years now...

 

[mustang1994bob]

thanks guys this will help, do the crane or trick flow springs require any machine work?