Which is the best turbo setup to help me hit around 750 whp
#1
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Which is the best turbo setup to help me hit around 750 whp
So after months of building my engine due to time constraints and parts, im just about finished and wondering which turbo set up would be the best. The one ive been looking at is the FP HTA 3794R
http://store.forcedperformance.net/m..._Code=Turbo-FP
My goal would be around 750-800. given my current mods list with turbo.
Current mods:
Buschur 4G64 Long Rod 10:1 compression
-Manley Turbo Tuff rods
-Manley pistons
Supertech +1 oversized valves
GSC beehive springs and retainers
HKS 264/272 camshafts
HKS cam gears
Ported head
Exedy twin discs ( Freshly rebuilt, know it's not meant for that much power but will be converting it to a triple discs once it gives out)
Walbro 255lph (will be switching to double pumper)
Injen upper and lower intercooler pipes
Turbosmart e-boost 2
List getting ready to order
BR Race core intercooler
FIC bluemax injectors ( still debating on appropriate size)
boomba throttle body
skunk2 intake manifold
fuel rail
http://store.forcedperformance.net/m..._Code=Turbo-FP
My goal would be around 750-800. given my current mods list with turbo.
Current mods:
Buschur 4G64 Long Rod 10:1 compression
-Manley Turbo Tuff rods
-Manley pistons
Supertech +1 oversized valves
GSC beehive springs and retainers
HKS 264/272 camshafts
HKS cam gears
Ported head
Exedy twin discs ( Freshly rebuilt, know it's not meant for that much power but will be converting it to a triple discs once it gives out)
Walbro 255lph (will be switching to double pumper)
Injen upper and lower intercooler pipes
Turbosmart e-boost 2
List getting ready to order
BR Race core intercooler
FIC bluemax injectors ( still debating on appropriate size)
boomba throttle body
skunk2 intake manifold
fuel rail
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A. Kiss that clutch good bye. It isn't worth installing the twin at that power level. From experience, not knocking you.
B. Those cams are a major bottle neck.
What fuel?
B. Those cams are a major bottle neck.
What fuel?
#7
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My car vdr's about 780 on a 6466 and has a bit more in it, on a 4g63 2 liter. the 6466 is definitely a turbo that likes ethanol or race gas because of the high pressure wheel. it didnt really start making power till like 35ish psi. I run a quartermaster twin disk, the 8 leg. My cams are a bottleneck as well, probably gonna build my head this winter and put some s3's in it and maybe bolt a Magnus intake mani to it, oughtta open up a lot of power up top.
Last edited by gpfury86; Oct 7, 2012 at 06:19 AM.
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#10
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Ya i know. i rebuilt the clutch about 4k miles prior to my timing skipping and ruining my piston and combustion chamber. figure just run it until it gives and buy the conversion
And ya when i bought the car it already had the cams and exhaust system on, at the time the cams were the best and ive been wanting to replace them. im planning on keeping them while i break in my engine and then swapping them out for some GSC's
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I've talked to Buschur as far as what boost levels are ok to run given my mods etc and a few other things. As far as turbo routes to choose, there are quite a few to choose from that would meet my expectations. just curious on some inputs from the community as well
#15
I would do a 6466 and call it a day. If you are topping out at 750 then a faster spooling 6262 or HTA35R would give a nicer powerband but no room to grow. 3794 and 6766 are too laggy for my tastes.