Full circle into a Marina again. My 73 Morris Marina Coupe

Full circle into a Marina again. My 73 Morris Marina Coupe

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KelvinatorNZ

Original Poster:

565 posts

57 months

Friday 19th February 2021
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LaurasOtherHalf said:
My new favourite thread, you’re insane, the cars atrocious but I’m in it for the long haul! Best of luck, can’t wait to see updates.
Haha, love your reply. Insane is probably putting it mildly.

KelvinatorNZ

Original Poster:

565 posts

57 months

Friday 19th February 2021
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After picking up the new battery, I couldn't help myself. It still cranks the engine fairly slowly, but after starting it a couple of times with Start Ya bd, it started to run on its own fuel. Not only that, but after a cough and splutter, it now runs as smooth as a modern engine. It's amazing.



It even starts easily and runs with no choke. The oil pressure and charge lights are off, indicating good oil pressure and the alternator is even charging.



I'm well chuffed. So much more work to be done, but knowing the engine seems to be in good shape is a huge boost to morale.

Gallons Per Mile

1,711 posts

94 months

Friday 19th February 2021
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Good work! That starts right on the button, not bad for being sat for at least a decade eek

bungz

1,912 posts

107 months

Friday 19th February 2021
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Always nice when they respond to a bit of love.

Sounds great does that.

Veeayt

3,139 posts

192 months

Friday 19th February 2021
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Enjoyed reading the whole thread. Will be looking forward for updates.

citizensm1th

8,371 posts

124 months

Friday 19th February 2021
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Deluxe huh? I'm supprised that even back then trading standards allowed bl to get away with that

C70R

14,164 posts

91 months

Friday 19th February 2021
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You're certifiable.

Consider me subscribed.

Mr Scruff

1,288 posts

202 months

Friday 19th February 2021
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C70R said:
You're certifiable.

Consider me subscribed.
What he said. I love your threads, they must take you ages but I very much appreciate all the effort you put in to sharing this stuff.

Totally crackers though.

Jumpy Guy

440 posts

206 months

Friday 19th February 2021
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Loving this . My first car was a Marina Coupe, in dark brown.

Bought it off my dad, was his old company car.

Toured the highlands, got up to mischief.

Love a Marina coupe!

KelvinatorNZ

Original Poster:

565 posts

57 months

Friday 19th February 2021
quotequote all
Jumpy Guy said:
Loving this . My first car was a Marina Coupe, in dark brown.

Bought it off my dad, was his old company car.

Toured the highlands, got up to mischief.

Love a Marina coupe!
Anyone who didn't have a Marina as their first car just won't get it rotate

mercedeslimos

1,451 posts

156 months

Friday 19th February 2021
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I don't know why, but I love both your and YoeddyNZ's threads. Something about NZ that is just lovely...

Maybe it's the climate that makes it look like old heaps and housetrucks are more fun to work on!

For god's sake, I followed your thread about a Corolla, and I hate them with a vociferous passion biggrin

mm0mge

14 posts

94 months

Friday 19th February 2021
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you have am HT leak , in the video of you revving it , you can see the spark jumping from the heat shield to the engine block and a couple of other places , round about the fuel pump and lines , mite want to fix that LOL , other than that great work ,

KelvinatorNZ

Original Poster:

565 posts

57 months

Saturday 20th February 2021
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mm0mge said:
you have am HT leak , in the video of you revving it , you can see the spark jumping from the heat shield to the engine block and a couple of other places , round about the fuel pump and lines , mite want to fix that LOL , other than that great work ,
I think I see what you mean, but what you're seeing is dust, dirt and cobwebs blowing around from the fan. The HT is on the other side of the engine.

KelvinatorNZ

Original Poster:

565 posts

57 months

Saturday 20th February 2021
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One thing I love about buying old and neglected cars is getting all the electrics working again. The Marina is no different.

Much like the Mini and the TVR there were a few things that weren't working. None of the lights work, the wiper motor is disconnected, the washer motor doesn't work and the horn is silent. Basically, anything that is electric, didn't work.

Before jumping into the wiring I had to fix one thing thats been bugging me. The boot latch and lock.

When the car arrived the boot was tied down with string because the boot lock had been removed and was missing. As it turned out, the boot lock was there, in bits, scattered throughout the boot.


I found all the bits and using the workshop manual figured out how it all went together and damn, even the existing key works. I did a couple of test fits to make sure the lock was complete and would work, hoping I wouldn't permanently lock the boot closed.



The actual latch assembly was completely seized and would not latch. Soaking it for a bit in CRC seems to have done the trick and it latches and unlatches nicely now.


Digging through the icecream containers of stuff that came with the car turned up two of the three bolts that secure the latch, so I refitted it.


And BAM, the boot lid shuts, and even opens again with the key. Flash. You only get that kinda luxury with the Deluxe.


The lock action is simplicity in its self. The key barrel turns the plastic cam and the cam acts directly on the release tab on the latch, pushing it across and popping the lid. The cam is sprung to return the key to center when released. There is no internal release, so as the car came with a spare key for the locks, I've taken that off the keyring and located it somewhere safe, just in case.

Now, back to the task at hand. Wiring. My first port of call was to look at the headlights and see if we had power going to them. I removed the grille surround and sealed beam headlight. Well yes, there was power there, but something wasn't right.


There should be about 12.8V there.... Little bit of a voltage drop.

Moving back inside, whilst checking the indicator/dip switch, I noticed this purple while hanging down, connected to nothing.


It turns out this is for the horn. Well that will explain why it doesn't work. This is the same issue Tess had with her washer jets. The wire just flexes every time the stalk is moved and eventually snaps.

After removing the steering wheel, disconnecting the wiring and removing the switch assembly I carefully disassembled it. Once you remove the metal plate, this is all the gubbins inside it. Be careful though, there are a couple of ping-fkkits in here. The three arrows indicate the three items of interest. These are little plastic mushrooms resting on top of springs. Under the one on the right is a small metal bar. Don't loose these.



Once you know where everything came from, gut it.


This is where the wire should join to; that little scrappy bit of bare wire above the purple/black wire.


To fix this you strip the broken wire back, knock the indicator stalk out of the white block, and refit the block back onto the spline of the stalk with the wire jammed in between the block and stalk. It's dumb.

Some creativity (and abuse of cheap tools) was employed to knock the stalk out without damaging the block. DO NOT STRESS THE CIRCULAR EARS.


I used a very fine punch to knock the stalk through



Jam the wire in, line it up (the correct way around) and hammer the block carefully back into place.

It all sounds too easy, doesn't it? Well yes, I just touched one of the ears after knocking it into place and the ear fell off, rendering the whole stalk useless.



Not to worry, a broken stalk assembly from a Princess came with the car. The high beam wouldn't latch, so I couldn't use the whole assembly, but I could strip it and harvest it for parts to make one good from the two.

It turns out despite being the same part number the two stalks are slightly different. They probably work the same, but the difference was enough for me to use the original Marina as the base for the repair. One of the changes though was to the exact issue the original stalk failed for; the wire now loops from the other side of the block and is supported when in place. BL obviously knew it was a problem.


This is why this stalk wouldn't latch. The center part on this is where the latching is done, it was broken off this stalk.


This is the Marina one for comparison


After some more bashing with hammers I finally had a good stalk, now all I needed to do was to join the wires again


I soldered the wires back together and fed it all through the base again. The base got a good clean and the contacts cleaned up with a fibreglass brush.


To aid reassembly I rigged a box to support the assembly and keep it steady whilst I put the bits into the base


Lots of dielectric grease was used during assembly, both to lubricate the movement and to keep everything in place. Don't forget to polish the bar that bridges the indicator terminals. I spun this up in a drill and used the fibreglass brush to polish it.


Once reassembled, making sure everything stays in place, the high/low beam contacts got a clean and grease. These were really oxidised.



Now I suddenly had front park lights, and a horn! What a solid toot it makes too.



No headlights, tail lights or dash lights through. I noticed when the headlight switch was moved from park to the main beam the park lights would turn off. Something wasn't happy.

I pulled the headlight switch out and disassembled it.


This was very dirty. Lots of corrosion, old grease and even some serious pitting on the sliding plate.



The contacts and sliding plate were thoroughly cleaned and polished with the fibreglass brush.



You can see the pitting at the top of the sliding plate. I refitted the plate upside down with that wear at the bottom, meaning the contact points are on nice fresh solid metal now.

Reconnecting the switch and now the headlights work. One of the sealed beam bulbs has a blown low beam so a temporary H4 was used to test.


High beam worked too


The action on the refurbished switches is lovely. A nice firm click. A+ would refurbish again.

The taillights were a bit more of a pain. First I wanted to remove the trailer plug that had been screwed into the rear panel (ugh), so had to strip back a whole bunch of old insulation tape, which revealed to me that old mate Twist-N-Tape had been here.


So many twisted wires and so much old sticky tape.

Glad to see the plug gone though. It was an eyesore. I'll weld the holes up and refit the MORRIS badge in the center where it belongs.




With that mess tidied up and a ground reconnected we had tail lights.


Once I cleaned up the bulb holder, which was very rusty, I even had a number plate light. It amuses me that it's just a single, unprotected little bare bulb. Seems to do an OK job though.



Unfortunately no real improvement on the indicators though. They still flash sporadically and the rear ones are very dim. I find it strange there are dual filament bulb holders fitted for the indicators in the rear though; standard fitment or a bodge?

I think the flasher relay might be poked, so will replace that and see how we go from there.

The interior light didn't miss out on the fun, I replaced the non-functioning bulb with a warm white LED. The light is literally crumbling away from age, but it still works when set to ON, but not on the DOOR setting. I'll look into that if I can find a good replacement light. In the meantime, the warm white LED looks nice and should reduce load.



I reconditioned the dash light switch too. This was full of old crusty grease and corrosion.


The sliding plate cleaned up well



And then there was light. I even gave the dials a quick clean to make them pop. Both levels of dimness work.


The high beam indicator works, but I may have to change to an LED bulb so I can actually see it.


They look pretty good in the dark. I love the simplicity of a 70s British dashboard. None of the light pollution current cars have. Takes me back to driving the original Marina.


The wipers and washer still don't work. I'm not sure if the wiper motor is good or not as even connecting it does nothing, so I'll try feeding some power into it and see if it comes to life or not. The washer motor is completely dead and feeding power into it does nothing. I suspect it probably rusted internally.

The last job for the day was to fit the new ignition leads that arrived. These leads were bought as a kit that also suits Allegros, Maxis, MGBs, Minis and Land Rovers among other things. Almost anything British and 4 pot it seems. It fit perfectly.

Crusty old leads


Nice new leads



Red is sporty. Makes the engine faster.

Speaking of, I had to check that the leads were doing their job, so started and ran the car up for a bit. I connected the throttle cable again, so now I have control over revs from inside the car, but sadly the cable is stuffed and binds so will need a new one.

The first cold start of the day wasn't bad either. Start on full choke, a few turns and it kicks into life. Easy.



I ran the car long enough to see the temp gauge start to climb. This indicates that the gauge and sender are both working, which is good. I also noticed looking at the photos that the fuel level changes between ignition on and off, so it seems like the fuel sender might be working too. I'll need more fuel to test that.


The engine keeps on running happily. I'm really pleased with it. After the initial issues trying to start up, it seems to be freeing up and starts easier now.

Progress is going to slow for a bit now. I've come to a point where either lots of time, money or both will be needed, so will wait until the TVR is moved on before I get stuck in proper.

andy43

8,263 posts

241 months

Saturday 20th February 2021
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This is cool.
Aroundabout 1980 my dad went out to buy some house paint in his Dolomite 1850HL.
He came back with a dark brown Marina 4 door. And no paint.
Worst car we ever owned when I was growing up, and that's saying something.
You'll be needing this. It'll also fit the TVR.

KelvinatorNZ

Original Poster:

565 posts

57 months

Monday 22nd February 2021
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Oh no, I just doomed myself.

I've been looking at the primer on all the panels and thinking "hmm, it look really thin and appears to just be over the original paint".

Well, I touched a scrap of wet and dry 800 grit to one bit and the primer basically wiped off



So for the next 5 mins I continued on with said little scrap of 800 grit....



Theres certainly some mint Bold As Brass under there. There are also some small stone chips, and some thin filler. I think the PO used filler to plug the stone chips and then just rattle-canned primer over the lot. There is a white layer in there too, not sure what that is. Its Paint - Filler - White - Primer.

Now I'm kinda committed to sanding the lot off.


Paul S4

1,159 posts

197 months

Monday 22nd February 2021
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If it were my car.... I would still try to keep it as ' outwardly patinated' as it is, but put something cheap/powerful under the bonnet...or is it hood ( if that is what it is called in NZ!), improve the brakes/suspension etc etc and make it a real sleeper...

A bit like a chap on youTube who has put a tuned Subaru WRX engine in an otherwise completely stock looking pale blue Beetle ( apart from some wider banded steelies that look OEM)...his car has about 400BHP with a straight cut dog box...and no electronic traction control whatsoever...!!
A brilliant watch if you can find it...!

But I guess reading your post it would seem that is not your plan ....!

Anyway, keep up the fascinating thread... your projects are always very good to read, especially in the current situation.
I would like to have something like your facilities/skills to do...but lack of any garage at all makes that impossible.
A few years ago I 'inherited' a very well restored 1970 Lotus Elan S4 that I spent loads of time/energy/money on and I wish I could have that opportunity again... so very envious of you really !!
And I reckon you have the roads around you to enjoy your cars.

Keep up the good work.

KelvinatorNZ

Original Poster:

565 posts

57 months

Tuesday 23rd February 2021
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A MK1 Marina like this wouldn't handle much more than a small bump in power before it became rubbish to drive (a lack of swaybars will do that), so will stick to the stock engine. If I was going to engine swap anything I'd 2ZZ my Corolla.

cheddar

4,637 posts

161 months

Tuesday 23rd February 2021
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My god that is an utter pile, you are mental but...

There's a chap in Lyttelton who has a yard absolutely full of Marina's and must know everything about them, Google will be your friend to find him.

Not sure whether to wish you good luck or visit you at the asylum.



KelvinatorNZ

Original Poster:

565 posts

57 months

Tuesday 23rd February 2021
quotequote all
cheddar said:
My god that is an utter pile, you are mental but...

There's a chap in Lyttelton who has a yard absolutely full of Marina's and must know everything about them, Google will be your friend to find him.

Not sure whether to wish you good luck or visit you at the asylum.
Haha, people in the UK restore worse, I'm sure there are more mental people than me here!

That'll be Kilroy, he had to move after the quakes, but yes already in touch with him. If there is anything to know about Marinas, he knows it.