early mk2 golf gti

Author
Discussion

drnick

Original Poster:

117 posts

236 months

Friday 25th March 2005
quotequote all
i need more power! i have a 87 golf gti 8v with k-jet,engines only done 70k and need more power not happy with these civics!!! any ideas for tuning this engine or is a transplant or nos a better(and cheaper) alternative?

>>> Edited by drnick on Saturday 26th March 14:02

DeltaFox

3,839 posts

239 months

Saturday 26th March 2005
quotequote all
16 valve conversion with a Stealth racing turbo conversion...will that suit Sir?

Annodomini2

6,914 posts

258 months

Sunday 27th March 2005
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Would have thought buying a 16v and converting would work out cheaper

drnick

Original Poster:

117 posts

236 months

Sunday 27th March 2005
quotequote all
mmmmm turbo yes please! but think maybe a little out of my budget unfortunately! do they do a k-jet 16v? if so would i be able to just use the basic engine and the injectors and other parts from my 8v? or would a digifant 16v be better for tuning? (first vw so dont know too much about them so please be patient!)

Paul.B

3,942 posts

271 months

Sunday 27th March 2005
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Buy a VR6?

Paul.B

drnick

Original Poster:

117 posts

236 months

Sunday 27th March 2005
quotequote all
could of had a vr6 for £1000 a few months ago but funds didnt allow hows this engine affect the handling im assuming its a bit on the heavy side

Annodomini2

6,914 posts

258 months

Monday 28th March 2005
quotequote all
All the mk2 1.8 16v are k-jet, but while the blocks are similar, the heads, injection system, and ignition systems are quite different.

The injectors on the 8v are in the head, whereas the 16v they're in the inlet manifold, so you can swap it for throttle bodies or carbs, whichever your preference.

The 16v is a much easier engine to tweak

z_chromozone

1,436 posts

256 months

Wednesday 30th March 2005
quotequote all
Annodomini2 said:
All the mk2 1.8 16v are k-jet, but while the blocks are similar, the heads, injection system, and ignition systems are quite different.

The injectors on the 8v are in the head, whereas the 16v they're in the inlet manifold, so you can swap it for throttle bodies or carbs, whichever your preference.

The 16v is a much easier engine to tweak



The pistons differ on 8 and 16V blocks.

Z

>> Edited by z_chromozone on Wednesday 30th March 16:54

zcacogp

11,239 posts

251 months

Wednesday 30th March 2005
quotequote all
Sell it and buy a good Mk2 16v. Converting your current vehicle will end up with a botch, no matter what you do. Buying one that started life as a 16v means it is all as VW intended.

However, if you are not going to an 1800 16v, you have a decent starting point for bigger engine conversions. The VR6 or 2.0 16v are both popular conversions. Or a G60, although these are a little old-hat nowadays. Or spend a bit more and get a 20v turbo - and that will really fly.

Get over to www.clubgti.com for lots more advice.


Oli.

sharky55

73 posts

250 months

Thursday 31st March 2005
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No matter what you do its going to cost you a fair bit, 8V wise your looking at cam, head & injection modifications just to get half decent power. 16V, good cams will make a decent gain, carbs can gain even more power but inlet manifold length will dictate power & torque characteristics. Go for VR6 power, its bombproof, reliable all day long & you can tune the nuts off it for the same money you would spend on a 16V motor!

DeltaFox

3,839 posts

239 months

Thursday 31st March 2005
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Get a Mark1 and do the same as me...








Loadsa fun building it, and loadsa power too!

anonymous-user

61 months

Thursday 31st March 2005
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DeltaFox, fabulous looking motor, but why (and I'm going to be really cheeky here) didn't you clean up the inlet manifold?

Darran (hoping he hasn't offended and that he's not made a complete idiot of himself mis-identifying the rusty looking part at the back of the head )

Annodomini2

6,914 posts

258 months

Thursday 31st March 2005
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Its the exhaust manifold, and its made of cast iron and they generally do rust!

drnick

Original Poster:

117 posts

236 months

Thursday 31st March 2005
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delta that looks sweet! would like a mk1 but enjoyin me mk2 at the min and got me eye on a vr6 conversion now! what kind of performance does a standard 2.8 have in a mk2? is there any problems i should look out for? what are sensible, fairly cheap mods i can do with a vr6? (a turbo or 2 or a supercharger would be nice but not exactly cheap!) (would be fun though! )

DeltaFox

3,839 posts

239 months

Thursday 31st March 2005
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Lol yeah its the exhaust manifold.
They tend to rust anyway at first until theyve been heated up and after that they seem to be a bit more stable as regards surface oxidation.
I have since coated it with a black ceramic paint compound so its not rusty now, although, you cant see it down the back there anyway!

anonymous-user

61 months

Thursday 31st March 2005
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I knew in making a smart arse comment like that I was bound to make myself look an idiot by identifying the part incorrectly.

Glad no offence was taken though. Should look nice in black.

DeltaFox

3,839 posts

239 months

Thursday 31st March 2005
quotequote all
LexSport said:
I knew in making a smart arse comment like that I was bound to make myself look an idiot by identifying the part incorrectly.

Glad no offence was taken though. Should look nice in black.


Lol! Take a heck of a lot more than that to offend me matey.

Regards DeltaF.

drnick

Original Poster:

117 posts

236 months

Sunday 3rd April 2005
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oops now ive gone and done it! bought a vr6 mmmmmm!!! just got to get it fitted now! its a dohc i thought they were only sohc whats the difference?

Annodomini2

6,914 posts

258 months

Sunday 3rd April 2005
quotequote all
the VR6 is SOHC, the R32 is the 24v DOHC engine.

>> Edited by Annodomini2 on Sunday 3rd April 14:24

edc

9,317 posts

258 months

Sunday 3rd April 2005
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I thought the VR6 came in both 12 and 24 valve guise.