SD1 V8 EFi VDP renovation & Morris Minor Restomod

SD1 V8 EFi VDP renovation & Morris Minor Restomod

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Discussion

skwdenyer

16,699 posts

242 months

Wednesday 4th October 2023
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5 In a Row said:
Or dual, square upturned DTM stylee biggrin

On a more serious note what about TWR race team style?

https://www.dhrofgo.com/for-sale/1985-twr-bastos-r...
I love the subtle thinking on that car. The front bumper angled-down (albeit matching the drooping swage line), so as to reveal a larger air intake between bumper and bonnet, in turn feeding air to the oil cooler, is very neatly done. The whole car is a bit of an exercise in doing just enough to compete, and absolutely nothing more, with surprisingly few truly custom parts on it.

PRN2K

Original Poster:

168 posts

117 months

Thursday 5th October 2023
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Lovely bit of kit that; I’d love to see close ups of the suspension mods where I expect many more detail changes occurred to make it competitive.

Anyway; back to road cars….
I choose leather for the Moggy trim to complement the metal dash



But once the gloveboxes are re-trimmed in leather I think some kind of metal trim will complement the SD1 better than yet more leather



Edited by PRN2K on Thursday 5th October 18:13

skwdenyer

16,699 posts

242 months

Friday 6th October 2023
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PRN2K said:
But once the gloveboxes are re-trimmed in leather I think some kind of metal trim will complement the SD1 better than yet more leather



Edited by PRN2K on Thursday 5th October 18:13
FWIW, if it were mine, I think body colour metal (or metal-like) could work, so long as it is rounded into the recesses (giving the inserts “heft” like the Minor’s dash) and not just appliqué - might have to re-make the inserts.

Anything else IMHO just looks stuck-on and out of place. The SD1 has a certain “technical” interior aesthetic, but of it’s time (which I love). Carbon or modern complex metal surfaces would, I believe, look rather odd by comparison - or, put another way, detract rather than add to the overall aesthetic.

The alternative is a variation on the mid-2000s Range Rover with its “pillars” - make the inserts appear to “reveal” some sorry of “structure” appearing to be “underneath” the dash. Such as a cross tube of some sort, the inserts becoming “viewing hatches” to that. Could be achieved with a half round at the base of a recess - paint the half round body colour, the rest simply black (say) metal.

My final suggestion is painted fine mesh or speaker cloth, and actually use the recesses for some sort of audio elements, or (on the left) to gently diffuse ventilation air (you’ve got the duct after all - would just a need a remotely-operated flap valve somewhere).

But it is ultimately your car and your taste - and the Minor suggest your taste is well-honed! smile

PRN2K

Original Poster:

168 posts

117 months

Friday 27th October 2023
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I’ve been a little lazy following my last 2 week work trip; possibly as it’s a year since I bought the SD1 and feel I should have got it MOT’d by now. And it’s crap weather!

But, I’ve realised I have a little OCD..Rust! Hate the bloody stuff. Hence my slightly unreasonable aspiration of completely cleansing the underside. So, once the bumper could be fitted I trusted the rear structure and moved the axle stands to drop the axle

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I can’t believe all the fixings released without protest- I’m really loving working on this car!

Sand back the surface rust, treat with Hydrate 80 and prepare for epoxy

[url]|


I’ll drain, degrease and paint the rear axle ready for the new brakes and bushes.



I also reset the gearbox brake band and rinsed the existing filter as it appeared recently changed before refitting both gearbox and engine sumps. General opinion seems to be to glue cork gasket to the pan, then grease the upper face to allow re-use. I subscribe to that idea!

|https://thumbsnap.com/gaKPPcuM[/url]



The callipers proved a convenient mass to aid the glue



Then some grease to allow re-use



|https://thumbsnap.com/9GgQtdBZ[/url]

Minor prep of the front longitudinal members before re-fitting the subframe. They’re in amazingly good condition



But I removed the radiator so I can address the surface rust which thankfully looks worse than it is

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Edited by PRN2K on Sunday 5th November 18:36


Edited by PRN2K on Sunday 5th November 20:42

9e25

20 posts

45 months

Saturday 28th October 2023
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I’ve just read this from the start, brilliant read and great photos.
Love what you’re doing to the old girl.

PRN2K

Original Poster:

168 posts

117 months

Sunday 5th November 2023
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The recent grim weather took a toll on my enthusiasm, but I pressed on as best I could:

I needed a little reminder of my ambition; to make an SD1 something I could enjoy so refitted the seats with a more suitable steering wheel and trailed my dash idea vs how it arrived.

That needed a unique steering wheel boss that was purchased online for a bargain £10. Hoping I can sell on the Moto-Lita wheel that didn't suit my taste



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I think I'm getting close to target - OEM quartic wheel is too big but the secondhand Momo wheel I bought suits my plan for a subtle replacement. I'll even trial painting the rim the same blue as the dash as a homage to the original (as I have blue paint and it needs a touch-up) but have no black.

That remains a morale booster for what has become a rather longer 'rolling restoration' than really fits the description! I've realised I can't stand the idea of a vehicle visibly aging in my tenure - so I have to refresh almost everything to reach my ideal start point.

Rear axle cleaned, new trailing mount bush brackets purchased at great expense (£70 but couldn't invent a cheaper alternative and I'm thankful they're available) and welded in place to replace the originals that had oddly rusted away





Then painted, except for the aluminium parts

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And all the brackets:



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And of course, painting of the final rear part of the underside. I'll finish the visible rear view with black when I also repaint the sills.






Fair amount of rebuilding to do-once back from my current overseas work trip.

Edited by PRN2K on Monday 6th November 09:20

PRN2K

Original Poster:

168 posts

117 months

Tuesday 2nd January
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Happy New Year all!

I've been a little busy over December so any spare time was spent addressing the remaining underbody repairs and I've never got around to updating this thread until now....

Repairing the rear sill to wheelarch corrosion on both sides was a job I'd been putting off as there's a lot of form to replicate, but easier to do whilst the axle is still out:









All the rot cut out, sanded back to metal and sprayed in zinc-rich weld-through primer:



Once the new metal was welded in, I could apply Hydrate 80 and paint the arches in more Jotun epoxy followed by seam-sealer to ensure fully waterproof. With a texture like gum it's a little tricky to handle but can be sanded once cured to smooth ready for a top coat of black stone-chip paint.





LHS repair a little easier

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In contrast, the front LHS arch had the most corrosion, so I addressed that once I'd stripped the front end to clean and paint. However, whilst removing the headlamps, one of the glass lenses fell off! I luckliy caught it, but probably explains how moisture had got in to erode the chrome finish. Now I've never tried renovating a headlamp before so fist step was to research the most recommeded brand of chrome paint as many are considered poor. I made my choice and prepared the lamp with the advised black undercoat durimg a particularly cold & miserable day that put me off working outside.









I turned out better than expected - repaired lamp on the left slightly brighter than the original!



All good, so back to the body:










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After cleaning the front arches, early stages of corrosion were visible. So I decided to remove the struts after all to deal with it once the front subframe was refitted to support the engine again.







Temporary protection until I respray the whole of the front wings



And the underside of the front valance:



Final part of engine bay refresh once I'd cleared the battery, electrics and yet more oily deposits:











It felt like I'd reached a rewarding point to finish the year - I've resolved all the deteriorating underbody of what has obviously been a car garaged in a dry environment for much of it's life. For a 38 year-old Rover it could have been so much worse!






ettore

4,169 posts

254 months

Tuesday 2nd January
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All looking very smart!

TheDoggingFather

17,124 posts

208 months

Tuesday 2nd January
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Great work!

5 In a Row

1,512 posts

229 months

Wednesday 3rd January
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Absolutely wonderful.

Horsebox Man

94 posts

18 months

Wednesday 3rd January
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I have just read through this thread over the last few hours and really enjoyed it. Having owned a couple of SD1's in the past, it really strikes a chord with me !
It's a great read and great effort ! Keep plugging away.

PRN2K

Original Poster:

168 posts

117 months

Thursday 4th January
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Thanks all for the posiitve feedback!

Still catching up with progress, as I achieved a little more. I removed the front engine cover to replace the worn camchain:





Yeah, pretty loose:



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Oil pump checked, packed with vasoline and rebuilt:



And the previously absent oil cooler take-off refitted:




Single row, nylon replaced with dual row steel - more durable, maybe noisier; but probably less than the exhaust!



Nope; that's on backward - try again



Checked the thermostat while there to find a 74 deg instead of the expected 88! Another unexpected delay whilst I obtain one.



Odd damage to the gearbox oil pipe:



Opportunity to practice my brake pipe flaring skills needed soon for the corroded rear axle lines







Fuel tank has dried out and looks better than exopected so no need to repaint/seal on the inside, just hoover out the loose rust





And finally, the arches were finished in Dinitrol 445 Stonechip protection




bob1179

14,107 posts

211 months

Friday 5th January
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Excellent and enjoyable read OP, I love the SD1.

Your Moggy is excellent too.

PRN2K

Original Poster:

168 posts

117 months

Friday 5th January
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Thanks all for your support. It’s interesting that views for this thread are probably tempered by it not being a Vitesse, arguably my initial preference also. However I quickly decided that for me, a car of this era is to be enjoyed at a fairly moderate pace rather than ‘pushing on’ as there are better propositions for that these days. My views are certainly influenced by fitting the carb version of this engine and LT77 box to our Ford Transit towcar for the Mk2 Escort Stage Rally Car my brother and I built in the late 80’s; it did its best work lugging not extended - I remember only using 1st, 3rd & 5th most of the time…

And therefore unlike my Moggy that I modified extensively to be surprising fun at pace I remain realistic about my SD1’s ambitions (as currently being built). I’m hoping that a relatively good auto box should make the most of that character as I do love the sound of this V8 slurring up through the box without interruption. However a swap to the ZF 4-speed with lockup in top does remain on my mind. Time will tell as I intend to use rather than specifically show this one as a fairly standard show car seems a little boring to me. It may even become my daily to replace the Z4 and permit an all British fleet with the Moggy as summer daily and VX220 as fun car. Now that does hold much appeal….


Edited by PRN2K on Thursday 11th January 21:49

PRN2K

Original Poster:

168 posts

117 months

Wednesday 10th January
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I'm gradually rebuilding the car, starting with the rear axle - and replacing its brake lines that had suffered far more that the others:



I'll probably go against the grain here and suggest that with additional care, good results can be achieved with many DIY-quality tools. If I bought the best tools I’d have no cash left to anything with them!



File the end flush with the face, then raise it level with the first lip and apply the flaring dies as required for male or female unions







Then strapped onto the axle along with the new slave cylinders



Then, onto the installation of the various new bushes I'd ordered - including the most obviously torn one locating the torque-tube:



And unlike the front links, to move them I had to resort to the heavy duty (yet still DIY-cheap Chinese import) tools I'd bought for much bigger bushes on my BMW





A simple paint mark allows alignment of new bush during insertion



All good, so onto the much easier to install trailing and Watts link items:







I'd painted the removed rear springs & mounts and fitted new bumpstops that were OEM rubber, unlike the curious remains of the previous celasto items that I've never before seen fitted to an SD1...



So once the fuel tank and guard were refitted, I was ready for the axle going back in



Edited by PRN2K on Thursday 11th January 21:49

mickk

29,006 posts

244 months

Wednesday 10th January
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This is a great read.

PRN2K

Original Poster:

168 posts

117 months

Friday 12th January
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Before I refit the rear axle (as exhaust changes would be easier without); I've a little dilema:

Do I:

a) replace all the slowly rusting mild steel system with a stainless 2" system throughout with proper, clamp joints at appropriate intervals to aid future dis-assembly (this one was totally siezed, and a pain to remove)

OR

b) live with the system for a while to decide if I like the exhaust note (from inside; who honestly really cares what it sounds like to everybody else!)

I'm tending (against instinct to improve things) to go for b) to see how it sounds right now. Partly because it had no connection between banks until the exit - this is contrary to general views as to create a pleasing V8 note. Either a H or X joint is recommended to enhance the V8 sound. So much like the single rear outlet pipe, I'm literally going to suck it and see, and maybe experiment with those 2 options…

So I may as well refit the current system of unknown origin first....and drop the rear axle again to change if desired. I mean what are the chances of the current suspension really delivering my target behaviour?...Ha....


Edited by PRN2K on Saturday 13th January 00:50

NDNDNDND

2,042 posts

185 months

Saturday 13th January
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Just read this thread all the way through, too.

Really admirable and inspiring! Great to see the car being brought back to glory, and that Minor's not half-bad, either!

And thanks for saying what products you're using for epoxy/rust treatment/underseal etc. - makes for a really useful reference.

PRN2K

Original Poster:

168 posts

117 months

Sunday 14th January
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Glad it’s of use; and one I missed was the chrome headlight repair paint!



I imagine the most inspiring part is observing me braving this grim, damp weather! Definitely a downside of working outside through winter, but surely what this season is intended for, ready for Spring! I’ve certainly noticed it’s the damp rather than sub-zero temps that challenge me the most as it ‘gets into your bones’. Still, I tell myself there are benefits of more natural light than being shut away in a nice, warm double garage…

Anyway, enough dreaming; I did a little more to make better the current exhaust system and mate it to the new pipe exit courtesy of my added tunnel. When removed I noticed a few foul conditions to both propshaft and body to address:





So first task was to re-install the system and rotate each section for best possible clearances

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Then deal with the gap to the repositioned, tunnelled outlet - yes I made some work for myself here but it's to address what I consider a major failing by Rover not to accomodate the exhaust routing into the design of such a wonderfully styled car. In addition, with reference to the swan neck outlet, info suggests that the Vitesse rear spoiler cleans up the rear aero turbulence to a level that make exhaust position far less concerning...but time will tell!



This is when painting the underside in a lighter shade really becomes a reward!



1st connection cut to size - I find inserting rolled-up cardboard a good way of marking out the cutting angles at each face



Slightly embarrassing that I had to photoshop-out my address from the piece of (posted!) card I'd used as a template - doh.



Anyway, rear section removed and seam welded



Edited by PRN2K on Sunday 14th January 19:23

bob1179

14,107 posts

211 months

Monday 15th January
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Excellent update, be great to hear what the exhaust sounds like when it's running.

I rebuilt a Discovery 2 V8 with a ZF 4 speed auto for the wife and the engine really suited the gearbox - mind you with all that weight to haul about it only ever did about 14 mpg (16-17 on a steady run!)...

I also took out the centre box and ran it with just the back box, the kids and I thought it sounded epic, my wife, not so much...

What are you planning to do with regards to a full respray (apologies if I've missed a previous update on this!)?