Never heard anything bad about a Circle-D.Yea I have hpntunner software that I do myself
And thanks what you think about a circle d
But, you have to replace the springs and probably the pushrods, with the Attitude, and you really should have headers too.Buy a new attitude can for 400 now cause 300 for a cam install and stall is dirt ass cheap
It's a lot bigger than stock. It depends on what you want to do with the truck, really.
Dont buy a used cam just to save $.
I think th the same cam I have and it's all sound! No power at at. If you put this cam in our motor and Stuck it in a 90's camaro it would run low 11's.... It's nota good cam corpus heavy trucks