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sparky001
Joined: 08 Nov 2024 Posts: 1 Location: New Zealand
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Posted: Fri Nov 08, 2024 8:55 am Post subject: 924 turbo help - Buying, parts and engine problems. |
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Hi all,
So hopefully buying my dream car off my friend out of collection, have it and been to a porsche classic specialist for an inspection. Im young and still studying due to injuries, so don't have infinite money.
Its a '1979' turbo but it has an 80's vin number. Imported into NZ in 1985, been here since. Has done 170...miles and before it went into storage 10 years ago, it was running fine and did a south island big trip.
The biggest flag before inspection I was told by friend + 2 previous owners, said gearbox not the happiest (but they all are) mainly 2nd synchro. Now the bigger problem is the engine.
The leak down test revealed cylinder 2 leaking into 1. Seems to be headgasket, not end of the world, but the bottom end, when I drained the fresh oil out of it I lifted up the front end only to drain 99% of the oil, left it to drop for 20 minutes. There seemed to be a decent amount of 'copper' material, but it doesn't knock? Car started first pop for 10 seconds, before shop turned it off. This weekend, my engine builder friend will come with me to run the engine up to operating temp, monitoring sound, temp and oil pressure.
How I prepared for first start after storage. Was added 3L of cheap 20w-40 my friend gave me, to crack hand turn engine from where it sat, and turned engine over 720 degrees roughly. New fuel as well.
Other problems are pretty easy, except the exhaust manifold is cracked and steering rack left side has play (manual rack)
So wondering what peoples thoughts are and also how to proceed about engine + where to find parts. Gearbox and transmission, I don't know until I drive it. (Will want to make sure engine alright first, and change fluids diff/gearbox)
Thanks
[img]https://imgur.com/y5cmB4m[/img]
[img]https://imgur.com/wlJG5Qq[/img]
[img]https://imgur.com/C6Bse3X[/img]
Below list is general stuff that Im contacting local shops for parts (pretty sure can get some stuff locally)
Brake piston rebuild kit (All 4)
L/F outer tie rod
L/F wheel bearing
Rear (both) wheel bearing
Accessories/fan belt
Timing/cam belt
Some things which I will need to source, but unsure if you have these
Front (both) bump stops
Radiator (leaking and weighing up options of repair vs replacement)
Headgasket + new head bolts
Bottom end bearings (unsure if this is an issue due to 'copper' in oil but they aren't copper and headgasket is? but will need to be checked)
L/F shock absorber dampner (missing?)
Super long shot, but...
Exhaust manifold to turbo (has cracks and its cast iron, so really hard to say if repairable...) Maybe custom, studying mechanical engineering and small project. |
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Karlio
Joined: 17 Nov 2019 Posts: 81 Location: UK
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Posted: Mon Nov 11, 2024 10:47 am Post subject: |
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I can supply you main and big end bearings,have them in stock here in UK and will ship worldwide.
Karl |
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peterld
Joined: 10 Dec 2006 Posts: 959 Location: Noosa Heads QLD Australia
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Posted: Fri Nov 15, 2024 1:56 am Post subject: |
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Hi Sparky
Use a Cometic head gasket, and ARP 251-4701 head studs.
Rebuild the original radiator...they are good solid old style units.
The exhaust manifold can be rewelded....find an old style blacksmithing place knowleable in cast iron.
Front strut inserts available from Bilstien/Koni/KYB.
Places to search for parts include EBS Racing, Pelican Parts, AutohausAZ in the States and Rosepassion in Euro. Google search by part numbers gleamed from the PET. Associated VW Group brands use many of the same parts without the Porsche tax! Think Skoda! _________________ 80/81 932/8 ROW |
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morghen
Joined: 21 Jan 2005 Posts: 8953 Location: Romania
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Posted: Sat Nov 16, 2024 1:59 am Post subject: |
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If the k-jet is acting out or you simply want newer tech on the car but keeping the oldschool look, i can provide a bolt on and plug-in engine management system, so EFI and ignition control.
Have a look at my website if you're interested. _________________ https://www.the924.com |
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priscilla
Joined: 26 Nov 2024 Posts: 2 Location: tokoyo
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Posted: Sat Nov 30, 2024 7:30 pm Post subject: |
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For the engine, the copper material in the oil could indicate wear, possibly from the Crossed Roller Bearing or the head gasket leak. Your plan to run the engine up to operating temperature with your builder friend is a good next step for assessing the situation. The cracked exhaust manifold and steering rack play are common issues, but they are fixable. |
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