[TR] Spitfire Mk III Engine Interchangeability Pre-71?

Wayne Lee wayne at motorcarriage.com
Sat Apr 10 16:52:03 MDT 2010


That should of read.... 2x HS4's

--------------------------------------------------
From: "Wayne Lee" <wayne at motorcarriage.com>
Sent: Saturday, April 10, 2010 6:16 PM
To: "Joe Curry" <spitlist at cox.net>; <Triumphs at autox.team.net>
Subject: Re: [TR] Spitfire Mk III Engine Interchangeability Pre-71?

> Thanks Joe,
>   The Guy who's selling me the Car said it was too bad he didn't have the 
> 1300 Block with the same Serial#
> as the Engine that broke it's Crank and got replaced with this 1300. I 
> don't know why he'd be worried about
> #'s matching on this Car. I thought later he might have meant he now has 
> the later 1300 mentioned below as opposed to the
> original 69 type  Motor, I was wondering if he was talking about the 
> Casting #. I hope it's the older style 1300.
> Is there one that's preferred over the other? I have some HS4's I'd like 
> to fit on this. How are Manifold's to find for these?
> I've seen the Adapter Plates, but will the UK 1500 Intake Manifold set up 
> for 2 x HS6's fit on the 1300 Heads and how available
> are they? I have a few 1500 x 1 Stromberg type Manifolds. I was curious if 
> many people have run 1-HS6 on the Manifold?
> I wouldn't go this route, but it seems adequate for a street 1300. Sorry 
> for all the questions...
> Cheers,
> Wayne
> --------------------------------------------------
> From: "Joe Curry" <spitlist at cox.net>
> Sent: Saturday, April 10, 2010 5:59 PM
> To: "'Wayne Lee'" <wayne at motorcarriage.com>; <Triumphs at autox.team.net>
> Subject: RE: [TR] Spitfire Mk III Engine Interchangeability Pre-71?
>
>> All spitfire engines have pretty much the same outside dimensions and
>> therefore will fit any year model.
>>
>> The only things that you might have to deal with are connections to other
>> gearboxes, meaning that if you do not change gearboxes, you may have to 
>> deal
>> with some clutch and flywheel issues.  If you do change gearboxes as 
>> well,
>> then you might have to deal with a longer or shorter drive shaft.
>>
>> But the engine blocks themselves have the same location for engine mounts
>> and have the same bolt pattern on the backing plates.
>>
>> Joe
>>
>> -----Original Message-----
>> From: triumphs-bounces at autox.team.net
>> [mailto:triumphs-bounces at autox.team.net] On Behalf Of Wayne Lee
>> Sent: Saturday, April 10, 2010 1:27 PM
>> To: Triumphs at autox.team.net
>> Subject: [TR] Spitfire Mk III Engine Interchangeability Pre-71?
>>
>> Hi List,
>>     I seen an Engine For Sale that when reading the description raised 
>> some
>> questions.
>> The 1300 Engine was described as fitting OEM 71-74, but that it would fit
>> all
>> Spitfire
>> Frames 71-80.
>>   I wasn't aware that the earlier 1300's were the only Engine to fit into 
>> a
>> pre-71 MK III.
>> I understand that You can basically fit anything into anything. But 
>> what's
>> the
>> difference?
>> I've seen a few 1500's put into MK III's. Is a special mount needed?
>> Cheers,
>> Wayne
>> Douglas, MA
>> 64 TR4
>> 69 Spitfire
>> 75 TR6
>>
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>
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