IvAAssassin

I have a set of 799 heads on my 2012 5.3 Silverado and am wanting to get TSP to port polish and mill them stage 2.5 mill but dont know what to ask for in how much I will be getting either the stage 3 216/220 high lift or stage 4 223/226 high lift cam with 3000 converter

cookseyb

Just talk to the guys at TSP they will walk you through it...

IvAAssassin

I did but they said I have to figure out how much i want milled and i have no idea

98CayenneT/A

What cr are you aiming for ?

I would mill .030" to get ya around 10: 1 cr

IvAAssassin

I have no idea about that I'm new to this

G Atsma

You C.R. will be partially determined by what gas is available near you. Can you get 93 octane? Or just 91? Mention this when talking to TSP. It will help.

IvAAssassin

I have 93