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Vortec intake options? Throttle body options? Etc..

I'm looking for a marine Vortec intake. Can't seem to find one for a decent price also looking at aftermarket throttle bodies as well bbk makes a 80mm for under $400.. wanted to see if anyone has swapped for a aftermarket tb. Also wanting to do the mpfi conversion for better throttle response. I...
- Keigan Pettit
- Thread
- May 30, 2019
- Replies: 1
- Forum: Engine Performance + Maintenance
Vortec 4x4 headers!?

Does anyone have a set under 300 that'll work well.? I've been searching but I'm not going to drop 450-500 on some headers. I had some flowtecs on my Monte Carlo and they lasted well. I could care less about looks just need a thick exhaust flange. Any help would be appreciated got a brand new...
- Keigan Pettit
- Thread
- Mar 30, 2019
- Replies: 7
- Forum: Exhaust
Best exhaust setup for a vortec 5.7??

I just got my motor rebuilt with a 480/215/210@110 cam and flat tops it is still roller 1800-2000 stall what the cam recommended. Trans rebuilt with beast shell upgraded servo and sungear and od bands red line clutches. Should be around 300 hp just guessing. So now I'm down to what exhaust will...
- Keigan Pettit
- Thread
- Dec 3, 2018
- Replies: 9
- Forum: Exhaust