'77 firewall cracked from clutch

Maintenance advice to keep your Spider in shape.
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Rupesy
Posts: 66
Joined: Thu Apr 29, 2010 10:20 pm
Your car is a: 1977 Spider
Location: Houston, TX

'77 firewall cracked from clutch

Post by Rupesy »

I see this is a common issue. I was wondering if someone had any pics of how they fixed it? Just looking for some ideas. I am going to fix it myself. I have seen a couple posts, but nothing with the final fix.

Thanks.
'77 Fiat Spider
'79 Porsche 928
'83 Jeep CJ7
'04 Chevy Suburban
'04 BMW Z4
'00 Porsche Boxster
bobplyler
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Posts: 823
Joined: Sat Jan 30, 2010 7:58 pm
Your car is a: 1979 spider 2000
Location: Charlotte, NC

Re: '77 firewall cracked from clutch

Post by bobplyler »

I drilled a hole in an old motorcycle tire iron, and siliconed it to the firewall.
1979 Fiat Spider (since new)
2005 Lincoln LS (the wife's car)
2003 Chevrolet Cavalier (daily driver)
1999 Honda Shadow VLX 600
1972 Grumman Traveller 5895L (long gone).
narfire
Posts: 3959
Joined: Sat Dec 27, 2008 2:14 am
Your car is a: 1980 124 spider
Location: Naramata B.C.

Re: '77 firewall cracked from clutch

Post by narfire »

Take the brake booster and MC out/off.
I had a parts car and cut the same piece from the fire wall. A piece of sheet steel a couple of mm thick with the hole cut out would work. I then pop riveted it into position over the straightened cracked fire wall. Then with a WET rag below and on the inside, I welded the covering piece to the fire wall.
Worked great. took about 3-4 hours to do.
Chris
80 FI spider
72 work in progress
2017 Golf R ( APR Stg. 1)
2018 F350 crew long box
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divace73
Posts: 1380
Joined: Sun Oct 17, 2010 5:59 am
Your car is a: 1980 Fiat 124 Spider Silver
Location: Sydney, Australia

Re: '77 firewall cracked from clutch

Post by divace73 »

bobplyler wrote:I drilled a hole in an old motorcycle tire iron, and siliconed it to the firewall.
I'd like to see that.
Cheers David
-=1980 silver Fiat 124 Spider=-
If you want to see pics of my car (and other random stuff) >>click here<< OR
see my >>You tube channel<<
SoFlaFiat

Re: '77 firewall cracked from clutch

Post by SoFlaFiat »

Me too!!
bobplyler
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Posts: 823
Joined: Sat Jan 30, 2010 7:58 pm
Your car is a: 1979 spider 2000
Location: Charlotte, NC

Re: '77 firewall cracked from clutch

Post by bobplyler »

divace73 wrote:
bobplyler wrote:I drilled a hole in an old motorcycle tire iron, and siliconed it to the firewall.
I'd like to see that.
I since had it repaired correctly. That was about 20 years ago. And I had no other car at the time, so had to improvise one night.
1979 Fiat Spider (since new)
2005 Lincoln LS (the wife's car)
2003 Chevrolet Cavalier (daily driver)
1999 Honda Shadow VLX 600
1972 Grumman Traveller 5895L (long gone).
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azruss
Posts: 3659
Joined: Sun May 30, 2010 12:24 pm
Your car is a: 80 Fiat 2000 FI

Re: '77 firewall cracked from clutch

Post by azruss »

If you are concerned about heat damage, you may want to epoxy the new plate to the firewall.
SoFlaFiat

Re: '77 firewall cracked from clutch

Post by SoFlaFiat »

bobplyler wrote:
divace73 wrote:
bobplyler wrote:I drilled a hole in an old motorcycle tire iron, and siliconed it to the firewall.
I'd like to see that.
I since had it repaired correctly. That was about 20 years ago. And I had no other car at the time, so had to improvise one night.

How's it go?
Ingenuity is the mother of all invention!!
fredguaz
Posts: 124
Joined: Fri Aug 23, 2013 2:28 pm
Your car is a: 1977 Fiat Spider
Location: Lake Norman, NC

Re: '77 firewall cracked from clutch

Post by fredguaz »

I think it's, "Necessity is the Mother of all invention."
Fred
Lake Norman, NC

1977 Fiat Spider (current project)
1977 Triumph Bonneville 750 (previous project)
1971 Honda CT-70 K0
1972 Honda CT-70 K1
1990 GMC S-15 Jimmy (Daily driver)
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