Rusty 911's...
Discussion
I follow many of the threads on here, and whenever someone asks about buying an SC, 3.2 Carrera, 964 or 993, they're advised to check for rust.
As far as I know, Porsche were the first manufacturer to fully galvanise the entire shell before painting, circa mid/late 70's.
Audi followed suit in the early 80's and they don't rust at all, anywhere, unless it's poorly repaired accident damage.
Do Porsche's only rust when shunted or is there a genuine quirk with them suffering a little corrosion as they get on in years?
Ta
As far as I know, Porsche were the first manufacturer to fully galvanise the entire shell before painting, circa mid/late 70's.
Audi followed suit in the early 80's and they don't rust at all, anywhere, unless it's poorly repaired accident damage.
Do Porsche's only rust when shunted or is there a genuine quirk with them suffering a little corrosion as they get on in years?
Ta

galvanizing is only a metal protective coating, if the coating gets scratched or rubbed away during a repair in the bodyshop rust can eventually set in, hence why some 911s and other models suffer around the glass because the fitters scrape away the glue and damage the galv. protection.
Highly recommend you also check the B-pillar from the window frame downwards, essentially where it forms the front edge of the rear wheel arch lining - another bad point and a potentially expensive repair.
Also the bellows on impact bumpers can hide a multitude of sins on older less well cared for examples.
Also the bellows on impact bumpers can hide a multitude of sins on older less well cared for examples.
The impact bumper models don't have any wheel arch liners or plastic underbody protection like the later cars. Road grime, dirt and mud collects in the rear wheel arch/sill area and behind the door slam/striker panel, 'kidney bowl' and sill replacement is common even on late 80's cars. At the front they rust through the inner wings where the bumper attachment is and at the top where the wings are bolted down. Headlight surrounds and corners of windscreens and sunroofs are other places that suffer from rust.
They are well made cars, but are getting old now, therefore if is important when buying to seek the help of someone who is familiar with these cars.
I have some pictures of my old car here which show the potential rust problems: www.carrera3.co.uk
cheers
Andy
They are well made cars, but are getting old now, therefore if is important when buying to seek the help of someone who is familiar with these cars.
I have some pictures of my old car here which show the potential rust problems: www.carrera3.co.uk
cheers
Andy
andymin said:
The impact bumper models don't have any wheel arch liners or plastic underbody protection like the later cars. Road grime, dirt and mud collects in the rear wheel arch/sill area and behind the door slam/striker panel, 'kidney bowl' and sill replacement is common even on late 80's cars. At the front they rust through the inner wings where the bumper attachment is and at the top where the wings are bolted down. Headlight surrounds and corners of windscreens and sunroofs are other places that suffer from rust.
They are well made cars, but are getting old now, therefore if is important when buying to seek the help of someone who is familiar with these cars.
I have some pictures of my old car here which show the potential rust problems: www.carrera3.co.uk
cheers
Andy
They are well made cars, but are getting old now, therefore if is important when buying to seek the help of someone who is familiar with these cars.
I have some pictures of my old car here which show the potential rust problems: www.carrera3.co.uk
cheers
Andy
Just want to mention - not altogether following the thread of this post - that that is a great and informative website Andy.
Well done - a genuinely useful point of reference for any prospective purchasers of older cars.
Andrew Dryburgh
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