My Toyota Mr2 project… V8!

My Toyota Mr2 project… V8!

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Discussion

EDLT

15,421 posts

207 months

Sunday 1st May 2011
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55allgold said:
JonRB said:
I seem to remember there is a Japanese V6 that fits in there quite well with minimal fuss and which can be supercharged.
The Camry 3.0 V6? It's a common (=easy?) fit into the MR2 roadster/MR-S/whatever they call it nowadays (but that one had no boot anyway).
Its sounds rather good too:
http://www.youtube.com/watch?v=A_PkswoXMx0

anonymous-user

55 months

Sunday 1st May 2011
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You might want to think about the possible safety implications of extending a monocoque body, and the possible IVA/SVA requirements as well, if you ever want to use the car on the road??

davepoth

29,395 posts

200 months

Sunday 1st May 2011
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It'll be an IVA for sure if you do that much chopping.

I'd be inclined to find out if any of the VAG transverse FWD boxes are tough enough to take the torque of this engine, as it will be a much shorter gearbox. It should then be possible to use a single driveshaft from that box to join up to a conventional rear axle.

jon-

16,511 posts

217 months

Monday 2nd May 2011
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At first I was like biggrin

Then I read about chopping the car in two.

Then I was like frown

I've an engineer friend who considered doing this but decided it was too much work. I'll try and get him to post or relay any ideas he might have. Ended up sticking the same engine in an old Audi Quattro body, looks epic so far!

6potdave

2,324 posts

214 months

Monday 2nd May 2011
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clap fantastic build mate, will be keeping a close eye on this one!

eliot

11,473 posts

255 months

Monday 2nd May 2011
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jon said:
At first I was like biggrin

Then I read about chopping the car in two.

Then I was like frown

I've an engineer friend who considered doing this but decided it was too much work. I'll try and get him to post or relay any ideas he might have. Ended up sticking the same engine in an old Audi Quattro body, looks epic so far!
Indeed. Cutting up a monocoque seems a bad idea. OP may like to invest in some axle stands as well.

Are you sure you have thought of everything in regard to moving the engine forwards. Is there one particular lump that sticks out or doesn't clear? - You could create bulges in the bulkhead to create clearance.


k-ink

9,070 posts

180 months

Monday 2nd May 2011
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I have a feeling the back end will swing round easier than a thrown axe. It will certainly keep you on your toes. I'd avoid roundabouts if I were you!

ikarl

3,733 posts

200 months

Monday 2nd May 2011
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I have a mk1 so have been following Paul Woods build for sometime now.

Why on earth would you chop the body when he is obviously managing to fit the V8 into his mk1 - why not read his build and see how he has done it????

AlexTatar

Original Poster:

76 posts

165 months

Monday 2nd May 2011
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Gosh, well all your advice sure is swaying me not to cut it… And i have been thinking throughout last night what i should do, and i was thinking it is stupid and unnecessary to cut it! BUT i am still researching into it. Surely keeping the shorter wheelbase will cause more over steer than if i did extend the wheelbase? maybe i'll just make some hefty wheel-spacers and invest in some large rear tyres! - and carry a set of weights in the front boot of the car! (well i was thinking of channeling all the cooling system from the engine into the front of the car so the weight is spread out.
I have been reading the paul woods forum, and he cut into the firewall which meant reducing interior space for more engine space which i had considered yet was trying to avoid, however it does seem the most easiest option and is what i'll probably end up doing. But at the moment it's all ifs & buts, so tell me what you think.

One thing i have decided to do create my own body for the car to give it more super car appearance rather than your box standard mr2, so heres a question to all of you: What super cars are there with a short wheel base? (around a 93-95inches wheelbase) - this will then give me a bit of inspiration! i was looking through http://www.carfolio.com/ looking at dimensions of cars, and The Ford GT40 has a wheelbase of 95 inches… so it looks possible to create a super car appearance on such a short wheelbase! Give me your ideas everyone!

And thank you all for the advice, its starting to knock some sense into m'brain!

_Al_

5,578 posts

259 months

Monday 2nd May 2011
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The Horse Man said:
AlexTatar said:
I thought i'd see how much Interest/advice/(Abuse!)
You'll get no abuse here for that kind of tomfoolery.

Just requests for more pics, details and updates!

Good on you.
Here's some abuse. I HATE YOU!*






  • Envy is a powerful emotion.. smile

hairykrishna

13,185 posts

204 months

Monday 2nd May 2011
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You should go with a gearbox from one of the FWD diesel Audis. They handle the torque no problem and will massively simplify fitting it all in there.

JonRB

74,837 posts

273 months

Monday 2nd May 2011
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Alex, this is intended to be a constructive comment so please take it as such; but I think you are making this up as you go along and it's all going to end in tears. I really think you need to sit down and plan & design this conversion. You need to be looking at buying things that will fit, rather than buying things and scratching your head over how to make them fit. Or at the very least, buy things that you know you can make fit after researching and planning how you will make them fit.

I've probably written that very badly, but hopefully you can work out what I'm trying to say and will take it in the way it was meant.

K87

2,111 posts

188 months

Monday 2nd May 2011
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So you're going to make a body from scratch? That fits onto the subframes of the mr2?

Wow, just wow

AlexTatar

Original Poster:

76 posts

165 months

Monday 2nd May 2011
quotequote all
JonRB said:
Alex, this is intended to be a constructive comment so please take it as such; but I think you are making this up as you go along and it's all going to end in tears. I really think you need to sit down and plan & design this conversion. You need to be looking at buying things that will fit, rather than buying things and scratching your head over how to make them fit. Or at the very least, buy things that you know you can make fit after researching and planning how you will make them fit.

I've probably written that very badly, but hopefully you can work out what I'm trying to say and will take it in the way it was meant.
Thank you very much for your comment, i prefer this kind of opinion rather than just criticism! I know exactly what you're saying and i agree with you, and i know it may not seem like it but i do have a plan! However i have several plans, and i haven't sat down to work out which one is the most appropriate option. I am quite certain this engine will fit as it has been used in other Mr2's before such as paul woods v8 mr2 mk1: http://www.woodsport.org/joomla/index.php/engine-c... and my own measurements show the same.
I was just considering to do it a 'different' build to other projects, but i think it's best i stick to the easiest plan.
next things to do is buy myself an audi a4 01x fwd tdi gearbox, got to sort out a new clutch plate ect!
This is how i'll be fitting the engine into my mr2:



I WONT be cutting the body! It was just one of my several plans! But thank you again for your comment! - Alex.

EDLT

15,421 posts

207 months

Monday 2nd May 2011
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How about making a spaceframe then hanging some MR2 panels off it like a hot rod:



biggrin

rhinochopig

17,932 posts

199 months

Monday 2nd May 2011
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Rather than chop the chassis, why not build a cradle / subframe complete with suspension, which you can then mount the engine and box and then bolt the lot into back into the car. It's a well proven route for modifications of this sort.

For example...

http://www.zcars.org.uk/univkit.php


Strawman

6,463 posts

208 months

Monday 2nd May 2011
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Good luck with it whichever way you build it.

bamberwell

1,266 posts

163 months

Monday 2nd May 2011
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RemainAllHoof

76,513 posts

283 months

Monday 2nd May 2011
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greeneggsnsam said:
bamberwell said:
v12 mini
yikes
Dunno about V12 but how about V8?
http://www.youtube.com/watch?v=Wa9jpDQns1M

It's a mental car; I think this one lurks around the Surrey area (or there's one with pretty much the same size engine and design). The driver's seat is pushed back so you look out of the rear passenger side windows. biggrin

james_tigerwoods

16,290 posts

198 months

Monday 2nd May 2011
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Proper bonkers - Love it - need more photos as you go though!