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6cylinder in a dolomite
Posted: Sat Nov 05, 2005 8:42 pm
by barracuda816
hi, has any one done or know of a vitess or gt6 enigine in a doly?<br>
i asume it would be best to use sprint running gear, does this engine mate straight to this box? or would a complete engine and gearbox fit, i would imagen mounts need to be moved, but would the stick line up with the tunnel, and what weigh penalties are there against a sprint engine. i was just thinking 'cus i was bord and thought it would make a nice motorway cruiser.
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Re: 6cylinder in a dolomite
Posted: Sat Nov 05, 2005 9:47 pm
by SMIFTER
I'm sure its been done - but its pretty pointless as its a big heavy lump of cast iron thats technically about 20 years behind a Sprint engine.
<p><!--EZCODE LINK START--><a href="
http://www.smifter1971.pwp.blueyonder.c ... >Smifter's Dolomite Sprint Website</a><!--EZCODE LINK END--><br>
<br>
Featherweight 1974 Dolomite Sprint - Soon to be XE'd, NOS'd, Megasquirted and 5 linked Lash up to scare myself (and my wallet) senseless<br>
<br>
2004 Smart Roadster (company car!!) - 698cc of turbo'd adrenaline fuelled rollerskate - destined to classic status thanks to Daimler Chrysler bean counters.<br>
<br>
1997 Audi A4 2.6 to chill out after the above and fill with baby products.....<br>
<br>
2005 Trek 1400 (ok its not a car but still fast) - <br>
a bit like Lance Armstrong but slower and fatter</p><i></i>
Re: 6cylinder in a dolomite
Posted: Sun Nov 06, 2005 12:54 am
by SprintV8
One in Triumph World a while ago,<br>
<br>
When I'm next at home i'll have a look and tell you what the number is.
<p>1980 Dolomite Sprint V8 (They laugh at me because I am different. I laugh at them because they are all the same!)<br>
1997 Vauxhall Calibra 2.0 16v SE8<br>
2003 Suzuki GSX1300R (
http://www.SuzukiHayabusa.co.uk http://www.UKbusas.org)<br>
Ronnie Barker A Legend.</p><i></i>
^
Posted: Sun Nov 06, 2005 7:59 am
by algtj
The same thought had crossed my mind but quickly abandonded for the reasons Smifter gives. (wise man!)<br>
I am thinking along the lines of BMW straight 6/Vauxhall V6 power, as donor cars seem fairly cheap. This all depends on when the 1500 donk dies, (running beautifully) which to some on here is just a matter of time!!!<!--EZCODE EMOTICON START :D --><img src=
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When well enough to wield a tape measure I'll get back to you. <!--EZCODE EMOTICON START :| --><img src=
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Re: ^
Posted: Sun Nov 06, 2005 12:44 pm
by davepoth
Here's a good website with a load of various engine weights and power.<br>
<br>
<!--EZCODE LINK START--><a href="
http://www.totallytriumph.net/spitfire/ ... #Alternate" target="top">
www.totallytriumph.net/spitfire/engine_ ... <!--EZCODE LINK END--><br>
<br>
The TR6 engine, which is the 2500 one, only makes 20bhp more than a sprint, and weighs 60kg more.
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Re: ^
Posted: Sun Nov 06, 2005 12:52 pm
by barracuda816
thanks guys, 60kg hevier than a sprint engine. i just love a smooth creamy straight 6 engine. and wanted to keep it triumph. is it an alloy head or iron, can you get alloy heads for them? cheers, luke
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Any Old Iron
Posted: Sun Nov 06, 2005 2:15 pm
by Silvery
It's all iron. And very heavy. And very large. And the basic 2000 has something like 84hp on a good day (mine seems to have somewhat less!).<br>
<br>
I can think of better engines to put in a Dolomite, but then I can think of better engines Triumph should've been putting in the 2000 come the 70s (why did Rover get the nice OHC lump, why did only the Stag get the V8, and why did Triumph continue using archaic weak pushrod lumps everywhere?).<br>
<br>
I'd guess a 6 in a Dolomite would be bearable in a straight line, but a lot of it would have to hang over the front end, making corners an experience...
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At the time...
Posted: Mon Nov 07, 2005 1:41 pm
by Jon Tilson
of dolomite production BL had a few decent engines...<br>
The rover V8...our slant 4 and the A series...(A plus just about to come in)<br>
<br>
Then they had some mediocre ones....<br>
<br>
The B series, The E series (maxi allegro), The O series...<br>
(Marina's princess and the like from about 78 on) Maybe I should put this in the okay list thinking about it...you decide...<br>
<br>
Then the seriously dire ones...<br>
<br>
Anything triumph and pushrod...the Rover OHC (heavy and gutless and noisy), Rover 2600 six (All the benefits of the Triumph weak bottom end with a rubber band ohc and a propensity to lunch valves and camshafts...)<br>
<br>
And the Stag V8 (dives for cover).<br>
<br>
I dont include any Jag engine because they couldnt go anywhere else...<br>
Shame about the LT77 box which did the trip in reverse...<br>
messing up a few perfectly good XJ6's in the process...<br>
<br>
I reckon a Rover 620 Turbo or Vitesse (same engine)<br>
T16 or MI16 would go nicely in a dolly...sort of in the familly too...<br>
<br>
Jonners<br>
<br>
<br>
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There abounds a rumour...
Posted: Mon Nov 07, 2005 10:31 pm
by alun n
...that the Dolomite was destined to receive the 6 cylinder engine when the body was first designed. Ted Middleton is the best advocate of why and he is quite convincing...<br>
<br>
TR6 early PI engine pushing out 150 as standard, easily up to 180 and much achievable beyond propelling a monocoque car with no chassis, front end weight counteracting the oversteer...<br>
<br>
As Phil says, one was featured in an early Triumph World...
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the best way to learn...
Posted: Tue Nov 08, 2005 7:08 pm
by barracuda816
is to ask questions, thanks guys i have certainly learnt some new things on this tocpic alone. i would have like to put a mildy tuned 2lt 6cl triumph engine in but at 200kgs i think fuel consumption and handling (athough the handling could probaly be sorted) im now thinking of a rover 2300 engine or bmw 520i engine (but i dont like injection and plastic covers) and some way of fitting it to an overdrive sprint running gear. of course this is still a distant pipe dream as im VERY low on reddies <!--EZCODE EMOTICON START :o --><img src=
http://www.ezboard.com/intl/aenglish/im ... rassed.gif ALT=":o"><!--EZCODE EMOTICON END--> .<br>
cheers guys<br>
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Re: the best way to learn...
Posted: Tue Nov 08, 2005 7:17 pm
by davepoth
The rover 6 is the dodgy bottom of the triumph 6 with a dodgy OHC bit bolted to the top. The consensus is avoid. what might be extremely cheap to find is the Jag XJ engine, which came in sizes as small as 2.8 in recent Jags, and you can probably find one bolted to an LT77 (5 speed in a TR7) to keep it in the family. <br>
<br>
And there's always the TVR speed 6...<br>
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^
Posted: Tue Nov 08, 2005 9:56 pm
by algtj
The BMW 520 is a good option, use the getrag box it comes with and modify the prop to suit the Sprint rear axle. Use the carb off a BMW 320 (E21 series) sounds simple doesnt it!!!<!--EZCODE EMOTICON START :D --><img src=
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This is what I am looking into at the moment but I am looking at the 2.7 engine with a 2.5 head (more sporty)<br>
but I need to do more research to see what carb will fit as I too dont fancy plumbing wires,ECU's and injection fuel lines everywhere.
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6-cylinder in a Dolomite
Posted: Tue Nov 08, 2005 10:32 pm
by Carl
Yes, it's been done before. In fact, I've heard that the factory tried it. Ted Middleton believes that the factory had a 'kit of parts' needed to carry out the installation. A big old lump for the featherweight Dolly shell but it sounds lovely ! Think I'll stick with the 16V though <!--EZCODE EMOTICON START ;) --><img src=
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Re: 6-cylinder in a Dolomite
Posted: Tue Nov 08, 2005 10:49 pm
by Carsreunited
Al, I think I know someone with the 2.7 head and 2.5 engine. I'll confirm and find out what he is doing with it.<br>
<br>
Oh, speed 6 engine is a big no-no.<br>
<br>
Scott
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Re: 6-cylinder in a Dolomite
Posted: Tue Nov 08, 2005 10:57 pm
by davepoth
Why not the speed 6?
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