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TURBO SHOPPING LIST


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i want to go turbo eventually, i have a stock vr with decat...

so what do i need ( please add)

Turbo T61 ball bearing turbo or GT35

turbo manifold

injectors 550cc

Intercooler ( what size?? etc...)

full engine management v6 Go tech PRO

Dump valve ( size, etc...??)

Boost controller

268 cams

.........

please help an aspiring vr driver reach his dream of one day boosting ;-)

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turbo is fine, with a 1.06 housing

down pipe

pay the extra $ and get the intercooler pipework made in stainless.

injectors 440cc unless you want more than 440bhp in which case you will need to fully re build and upgrade internals.

engine management not needed, standard ecu with c2 motorsports chip.

263 cams if you have to.

apexi avcr electronic boost controller.

spacer plate from c2

uprated fuel pump - i use bosch 044

3" exhaust system 2.5" will do if not

an uprated gearbox with peloquin or quaiffe

upgraded brakes

a good relationship with your tyre dealer lol

upper and lower stiffening of chassis

do a compression check on all cylinders BEFORE you even start to see if all ok before spending loads.

standard pistons and rods will both see 440hp with no problems,

over 500ft of torque and uprated rods are needed. vw pistons are very strong as a rule.

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turbo is fine' date=' with a 1.06 housing

down pipe

pay the extra $ and get the intercooler pipework made in stainless.

injectors 440cc unless you want more than 440bhp in which case you will need to fully re build and upgrade internals.

engine management not needed, standard ecu with c2 motorsports chip.

263 cams if you have to.

apexi avcr electronic boost controller.

spacer plate from c2

uprated fuel pump - i use bosch 044

3" exhaust system 2.5" will do if not

an uprated gearbox with peloquin or quaiffe

upgraded brakes

a good relationship with your tyre dealer lol

upper and lower stiffening of chassis

do a compression check on all cylinders BEFORE you even start to see if all ok before spending loads.

standard pistons and rods will both see 440hp with no problems,

over 500ft of torque and uprated rods are needed. vw pistons are very strong as a rule.

[/quote']

much appreciated!!

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As you are on OBD1, I would recommend you get Vince at Stealth to send you over a chip. His Motronic turbo maps are the best I've seen to date.

You won't be wanting to splash out on a standalone as you've said you're on a budget, but they are great. Ignore the BS stories you hear about poor drivablilty, it's nonsense.

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As you are on OBD1' date=' I would recommend you get Vince at Stealth to send you over a chip. His Motronic turbo maps are the best I've seen to date.

You won't be wanting to splash out on a standalone as you've said you're on a budget, but they are great. Ignore the BS stories you hear about poor drivablilty, it's nonsense.

[/quote']

how easy is it to install?? just plug and play?

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  • 2 weeks later...

reading the above lists, is it crucial to use a short runner intake manifold then?

I'm umming and ahhing over supercharger vs turbo. The aim is around 340-370bhp which i think will be cheaper to achieve with a turbo set up.

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Nope.

It's not about achieving a certain hp figure. A 200hp Turbo diesel drives completely differently to a 200hp NA motor, and it's the same with VRT versus VRS/C. You first need to decide what power delivery you want.

The VRT has bags more torque everywhere and comes in earlier, AND, makes more power from the same boost and is easy to get more out of. Centrifugal S/Cs don't achieve peak boost until the red line, which for me as a daily driver, was useless, so I binned it and got a turbo and it's night / day faster.

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Had the Vortech V9 kit on mine. Even with stage 3 (12psi), it was only making around 3 psi at 4000rpm and around 200lb torque. Now it makes double the torque at the same rpm from 13psi....and holds it to 7000rpm. Side by side and like for like boost wise, a VRT would annihilate a VR6 S/C if you mashed the gas pedal down at 3500rpm in 5th.

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he speaks the truth, ive done a back to back test s/c v t/c both with same psi, and mine won, it wasnt even in the same league.. its all about trq . a good turbo setup will be cheaper long run than a equivalent supercharged setup, and will drive better.

even when vr sick had his 3.2 rotrex lump, side by side on a private road, we dropped a cog at the same time , and i pulled away.. bearing in mind he had a proven 100 + bhp more.. i have driven a few s/charged cars of different type's and tbh i dontlike the delivery of the vortechs, if i had to have one it'd be a z, as the bolt on self cointained option works well, and drives better than the equivelant vortech unit.

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yeah ive had a eaton on a vr6, but we didnt intercool it.. that was the only problem, it was a surprisingly straight forward thing to to . jake's old rotrex one went like a turbo car, and as youve said miles better than a vortech . but we are comparing different types of charger :)

its each to there own , and budget often plays a part. any 50-100 bhp improvement over the stock 174 - ish .. is gonna be a major plus.

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