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I supported Toymods
Location: Northern Beaches
Registered: May 2002
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Celica vs Sprinter
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Thu, 13 June 2002 02:56
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This is to push Bigworm towards his turbo hehe 
Well we went for a run and ended up at peats ridge. So we thought what the hell lets have a run and see how the two cars compare.
The signal went and we were off, good old me went late though and due to my crap rear tyres just wheel spun a fair bit, Bigworm got about 1/2 - a full car length in front off the line. But the good old sprinter pulls the celica in once in 2nd and got traction, once through 2nd it was fully past the celica and well third it was just all over for the poor celica 
Hurry up Joel get that turbo in hehe
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 05:45

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Peats ridge? Where's that??? Oh, you must be talking about that run we had on that private track the other day......
Yeas, well, I was sorta expecting it, but it still pisses me off. I had my backseats & tools & jack out, & only 1/4-1/3 tank of petrol, so the weight should have been fairly even. We both have microtechs, although mine does fuel & ign (MT whereas yours is a fuel only digi 1. I have custom headers & 2 1/4" exhaust, you have standard RWD manifold & 2"?
Apart from that the biggest difference was the diff ratios, mine being 4.1:1, and yours a 3.9:1.
So when are we gonna swap centres?
Hopefully I will get a mtech handset & try a bit of fine tuning, but can anyone else think why there would be so much difference? Ribbo also has a funny bigport head/7 rib block combo, with pink top injectors, would this have the 9.5 or 10.5 C/R?
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Club Member
Location: sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 06:02

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what was the weigh difference between the 2 cars with driver?
Joel I wouldnt be rushing to swap diffs..if you are Ill happily hand over my 3.9 for your 4.1 straight swap drum to drum
I dont know what pink injectors are..or even run but there could be a difference in the fuel delivery there.
the most likely reason is the high compression block combined with the bigport head..it IMHO it is the best 4AGE combination for power and torque (thats were ill be going very soon )
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Location: Eastern Sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 09:42

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looking at this thread from the broad sense,it's a huge can of worms that we don't really want to open. too much "my model is IT" around here...
I'm the same as Mick,I'll happily swap a 3.9 diff for a 4.11.
there are only two possible factors,as the weight and power differences should be minimal: *the sprinter had superior gearing for acceleration (in the box,as the celica has the better diff ratio) *it was driven better once it actually got moving.
Justin...
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 10:15

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fergo308 wrote on Thu, 13 June 2002 7:42 PM | looking at this thread from the broad sense,it's a huge can of worms that we don't really want to open. too much "my model is IT" around here...
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Nah, it's a small can, just 1 really Big Worm inside. But really, car model has absolutely stuff all to do with it, with near identical weight, motors, g'boxs etc. Maybe the sprinters aerodynamic superiority had something to do with it......
Quote: | there are only two possible factors,as the weight and power differences should be minimal: *the sprinter had superior gearing for acceleration (in the box,as the celica has the better diff ratio)
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This could be, as I think maybe ribbos is the aus spec T50, with the clutch master on the pssngr side, whereas mine is the drivers side jap spec. Someone just brought this up in another thread, whether there is defferent T50 ratios. Would be interesting to find out.
Quote: | *it was driven better once it actually got moving.
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Gee, thanks alot. I'd have to be driving a fair bit worse than ribbo to be beaten by a length after a 1/2 to 1 length lead. However, if you or anyone can suggest some drag racing techniques, I'd love to hear them.
Another thing about the 3.9:1 diff ratio, it would be much better suited to the old pac, as with the 4.11:1 I was constantly between 6-7000rpm in 3rd, needing to change to 4th before I was even round the corners, and having to drop it back to the same 6-7grand to take the next corner.
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I supported Toymods
Location: Northern Beaches
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 13:01

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weight difference if anything should of been in Bigworms advantage. My 2nd gear goes to about 100 at like 7000rpm Joels goes to like 80 or something, so gearing should be in his advantage too.
Are the two diffs interchangable? If they are ill swap you bigworm if you wanna try differnt ones, how hard is it to change diffs over?
Yes my gearing was better for the old pac hwy as I held 3rd most of the time between 5-6 revs only went to 4th down the straights sometimes
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 13:33

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I reckon we just swap the centres, I'll need a bit of practice anyway, for when the turbo goes on. If I'm not happy with the swap, I'm sure I won't have much trouble locating another 4.11:1 centre. And I have been wanting to try a 3.9 long before the other night.
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I supported Toymods
Location: Northern Beaches
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 13:40

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ok well im keen it will be good experience for me too 
if ur not happy with swap and can't find another one we can just swap back if I don't fall in love with it that is hehe
Can't do anything for a couple weeks though cos ive got exams
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Location: Sydney, Australia
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 13 June 2002 21:59

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Aus Sprinters have an "S" series diff (S314), whereby the celica has a "T" series (T292), so a straight swap of centers wont be possible.
However I've been told it is possible to do a complete rear axle swap - let us know how it goes if you get round to it.
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Fri, 14 June 2002 09:19

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Ah, bugga. Well, I'm not that keen to swap the whole lot. Maybe I'll just keep an eye out for a T series centre.
So how many different S series ratios commonly foulnd in Aus? (just out of curiosity)
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I supported Toymods
Location: Perth
Registered: May 2002
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Re: Celica vs Sprinter
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Fri, 14 June 2002 11:44

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You are looking for a T-series 3.9 centre? Go out and find yourself a heap of shite RA60 with manual box. That will have your 3.9
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Location: Sydney Australia
Registered: May 2002
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Re: Celica vs Sprinter
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Sun, 16 June 2002 00:29

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from memory, ra40's had 4.1 right? Get one for $50 from a wrecker.
SIDE NOTE : Why in hell would anyone be bothered to do a diff swap if not really needed Just take our advice, ive had both and the 4.1 is way better in that size car for accelleration.
On the other hand, find out the hard way, get all smelly with diff oil and i bet you never get around to swapping them back 
Luke
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Location: Sydney, Australia
Registered: May 2002
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Re: Celica vs Sprinter
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Sun, 16 June 2002 02:37

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I have to agree, for the 4AG I reckon 4.11 (or even 4.3) is the better ratio.
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Sun, 16 June 2002 06:15

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Hehehe, sorry fellas, but I reckon the best way to learn a lesson is the hard way.
And I'm sure I will get around to swapping the 4.1 back, at least once the turbo's on..... although with a turbo I'm sure the 3.9 would be better suited.
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Location: Carlingford, Sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Sat, 22 June 2002 08:26

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haha  go the sprinter id like to run u again joel u have the weight advantage so u should and will win i just want to see by how much
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I supported Toymods
Location: Northern Beaches
Registered: May 2002
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Re: Celica vs Sprinter
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Sat, 22 June 2002 14:14

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Josh u should have the weight advantage.. u said ur car weighed 920 or something didn't u? Joels weighs like 1060...
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Location: Carlingford, Sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Sun, 23 June 2002 07:43

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920kg with standard wheels and no fuel 1000kg in street trim but with driver shit loads more
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Club President I supported Toymods
Location: Sydney
Registered: May 2002
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 27 June 2002 10:22

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Yeah, I think the dyno day's gonna reveal alot. I have little faith in my motor, and I reckon it all comes down to the tuning. Wait till you see the torque curve from hell. That reminds me, I don't really wanna hear what the driveshaft will sound like peaking in 4th gear. It sounds pretty shit doing 120ks, but that's only if you back off the power, so we won't hear it till it's doing about 160!
I should be getting a microtech handset soon, and I've just built one of the jaycar A/F ratio meters, which is still to be calibrated, so I'm gonna have a bit of fun trying to tune it. I bet I screw it right up before I improve it!
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Club Member
Location: sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 27 June 2002 10:27

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Joel if your driveshaft is unbalanced then personally speaking the dyno is no place for it. It could very easily fly apart and do some serious damage to equipment and people. Please get it looked at before you put it on the dyno, the type of forces it will be subject to can be larger than what you apply on road.
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 27 June 2002 10:34

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Damn, I was worried someone might say that! I'll pull it out on monday & drop it off somewhere, can you suggest any good places? I'll prolly end up taking it to a place near home or work though.....
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Club Member
Location: sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 27 June 2002 10:49

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Talk to Rod, i think he knows somewhere that does it ... if not contact Terry at Dominator (look in sponsors of the club) and he will be able to help you, last quote I got from him was about $120
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Club President I supported Toymods
Location: Sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Thu, 27 June 2002 11:03

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Bigworm,
Mate I have my old one hear you can have if you want just have to check it was the right length and diff flange. ??? Call me and I can measure it for you if you want. 0416 181 284 I'll be up for a while. (Say 10.30)
Failing that there is a place at the end of James Ruse drive near Parramatta road. Can't remember there name sorry 
Otherwise Specialized Brake and Clutch St Mary's can recommend somewhere as they offered to get one done for me.
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Sat, 29 June 2002 09:57

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Well, who would have thought those driveshaft bolts would have to be done up tight???
I went to undo my drive shaft so I could try rods one, and noticed 2 of the bolts were a bit lose. We tried rods one anyway, but the yoke that goes into the back of the gearbox was a little larger than mine, so it wouldn't fit. So we chucked mine back in, did up the bolts nice & tight, and it was sweet on the way home. Not a sound (well, that I could hear over the engine anyway).
Hey Rod, which d'shaft did you try to fit in that g'box in your shed (which was a TA22 T50 wasn't it?), was it your one or mine? I gotta find out if my box is a jap or aussie spec.
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Club President I supported Toymods
Location: Sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Sun, 30 June 2002 16:53

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Mate,
I'm pretty sure I tried yours but i'm not 100% on it actually 
Its all a bit of a blur now !
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Club Member
Location: sydney
Registered: May 2002
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Re: Celica vs Sprinter
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Sat, 06 July 2002 10:13

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Joel sorry but................
ROFLMAO
happens to the best of us mate!
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I supported Toymods
Location: Northern Beaches
Registered: May 2002
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Re: Celica vs Sprinter
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Sun, 07 July 2002 13:42

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well think we found the reason the sprinter is faster than the celica even with its better diff ratio. something to do with 47kw vs 62.3kw id say
come on joel that turbo betta be on the way after that hehe
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Toymods Board Member I supported Toymods
Location: Turramurra, Sydney.
Registered: May 2002
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Re: Celica vs Sprinter
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Mon, 08 July 2002 06:54

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Hey, my decimal place was more significant than yours! 47.7 thankyou very much, that's 48 when you cancel out the .7!
Hopefully some playing with the tuning might yield some hidden killerwatts, although most of them will be down low & in the midrange.....
As for you, I wanna see you get a bit more power out of your motor before you boost it, just enough to beat tina & rods pet dinosaur! A set of cams in your motor would go great, then all you'd need to ward of competition for the few following years would be quad throttles. Doesn't that sound like a good idea?
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I supported Toymods
Location: Northern Beaches
Registered: May 2002
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Re: Celica vs Sprinter
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Mon, 08 July 2002 12:03

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hehe sorry Bigworm put that turbo on it and u can just stick a one in front of that figure
yeah would be nice a set of BIG cams to put that 2t where it belongs hehe  *drools over the quads*
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Location: Newcastle
Registered: May 2002
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Re: Celica vs Sprinter
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Mon, 26 August 2002 21:44

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G'day ,
so can anyone confirm that the celica and sprinter diffs are a straight swap.... same mounting points etc....
Cheers Stew
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Location: Sydney, Australia
Registered: May 2002
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Re: Celica vs Sprinter
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Mon, 26 August 2002 22:13

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I can confirm that a TA22 rear end is NOT a direct swap for a sprinter diff - besides being narrower, the mounting points are in different positions..
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Location: Newcastle
Registered: May 2002
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Re: Celica vs Sprinter
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Tue, 27 August 2002 07:37
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thanks... that was what i was chasing... the width wasn't as important but the mounting points were.... cheers again Stew
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