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is a vf43 a good match?

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Old 19 September 2017, 09:55 AM
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madmattwrx
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Default is a vf43 a good match?

hi all my 02 bug wrx is currently offroad having work done to it to give it a bit more punch as kit were ive seen a vf43 going for decent money would it be ideal for my set up?

front mount intercooler
pink injectors
340ltr fuel pump
turbo back 3" exhaust system (decatted)
decat up pipe
uprated turbo inlet pipe
large KnN cone filter
and will have all mods mapped in after turbo fitted

thanks in advance
(ps looking for as close to 350hp as poss)
Old 19 September 2017, 12:17 PM
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bigdaveallan
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I have a bug wrx running pretty much everything you have there, other than the cone filter. I have the standard airbox.

Running on normal unleaded it's running 346hp and 328lbft. Would gain more midrange torque with vpower.
Old 19 September 2017, 12:52 PM
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madmattwrx
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is that with a vf43? and did you use a FPR aswell?
Old 19 September 2017, 12:59 PM
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Hatch WRX
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I had an 03 Blobeye WRX with similar mods & the VF43.
It went very well.
From 3500rpm it really flew!
Old 19 September 2017, 01:11 PM
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madmattwrx
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how did your clutch and gearbox cope?
Old 19 September 2017, 01:17 PM
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Hatch WRX
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They were fine, and I was competing in Sprints too.
The clutch was an Exedy Pink and the gearbox was standard.
It was all sensibly matched & tuned by Rich @ FB Tuning, we purposely didn't aim to push past the 350bhp mark, after which the gearbox would be the weakest link.
Old 19 September 2017, 01:24 PM
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madmattwrx
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350 is the max I want to go on a 5 speed box and if I were to go higher I may aswell of gone STI so I'm pleased to hear that
Old 19 September 2017, 01:28 PM
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indeed!
Old 19 September 2017, 01:34 PM
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Its currently running with the standard FPR. And with a VF43.

Andy F mapped, he thought it could make another 20hp and 20 to 30lbft on vpower.

Still on standard clutch and gearbox. The gear ratios are too long to be honest. The 4.444 ratio in my type r would suit it far better!
Old 19 September 2017, 02:46 PM
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john_666
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Be laggy go for a vf35 will run 350




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