Project XJLS-C
An XJ Coupe with European flavor, modern handling upgrades, and a 400 hp LS2
+ 6 speed manual trans surprise under the hood.......
Part 2
March, 2024
We've been out of touch for a bit but very busy with this new coupe
project. Pretty much as I should have expected, to do it right, this had turned
out to be a much bigger than first appearances. We talked earlier in the Part1
about the mechanical plans for the project, but mentioned nothing about the body
and condition. Let's get into that now.
If you remember anything at all from this article, remember this: cars
from the Southwest are never really rust free, despite what we might
hope. That applies especially to 50 year old Jags with bad window seals that
have been sitting outside for a while. This car originally came from Arizona and
was a leftover project at a local custom car shop in San Jose, near me. The shop
was closing and we ended up with the car. First inspections poking a
prodding seemed ok- only the right rear floor had rust bad enough to see ( the
floor was hanging down- it was toast). We got into pulling the car apart and
were down to an empty rolling shell essentially. Underneath looked like most of
them- lots of sticky undercoat. None of it was even and so since this is a car I
wanted to keep for myself, it had to come off. So the fun began- a nose to tail
scraping of all the nasty black stuff and may surprises popped up. In the end we
had a trash can filled with (literally) 30 lbs of undercoat. Underneath all of
that, here is what we found:
-
Driver's front floor- multiple rust holes in the floor, the toe board (behind
the pedals) and even up the left side of the trans tunnel- all to be replaced
-
Passenger front floor- rust holes in the flat area under the passenger feet-
need to replace
-
Passenger rear floor- as mentioned earlier it nearly fell out of the car all by
itself- need to replace
-
Driver rear floor-- actually ok- needed only some small attention (wire
brushing) and treatment
-
Rear seat pan- multiple holes in the drain areas- need to replace.
-
Rear valance panel- exhaust exits had been cut open larger (and poorly done-
looks like it was done with a hacksaw) - need to replace at least the openings
-
Radiator support- at some time it looks like the car ran over something that
pushed the outer right corner of the support back and as a result tweaked the
center (bent up)- need to replace
The good news was nothing structural was affected (really) and no external
welded panels were rusty either.
So it seems we had our work cut our for us- literally. Here is the car as we got
started and a pic of the
floor sections that were removed as well as the rusty rear seat pan areas. The
radiator support damage was hard to see in pics.
![](photos/Floors-Rusty.jpg)
![](photos/seat-pan-R.jpg)
Now this is maybe the interesting part. I have done this sort of repair many
times before and one thing that always seems to be consistent is this-
reproduction parts should really be called "similar reproduction parts". I say
that because in many cases they don't fit, are significantly different, and even
the wrong gauge metal compared to the originals. And where I am, broken down
rust free XJ6 sedans are plentiful so I decided to use donor cars,. Jaguar is a
small company with limited funds so many of the body/shell stampings from an
80's XJ6 Series 3 are the same as those in my 75 XJ coupe. So that's the way we
went and procured several ratty but straight donor cars over several months for
the various pieces. And this is a cheap approach- a ratty Jag like this is maybe
$200-$300. Since this wasn't a project on a deadline progress moved slowly,
getting worked on from time to time. Here are some of the donors that helped the
project along.
76 XJ12L
Right rear floor (which is unique to the 70's XJ's before Jaguar actually
retooled the rear stampings for the longer wheelbase of the later cars). This
car had a short rear floor with a 4" wide extension panel behind it to make the
L. I kept the floor and tossed the
extension. We kept many other pieces as well before it was (ultimately) sent to the crusher
84 XJ6, 86 XJ6, and 86 VDP
We needed other floors and misc sections for the rust repairs and no one of
these cars had all of the right pieces in usable shape. Ultimately after chewing
through all 3 we had what we needed. Additionally the 86 VDP had a perfect
radiator support so that was cut out and set aside. Here are the donors- thanks
for your sacrifice:
Don't be worried- we didn't throw away the rest. The black VDP also gave its
great VDP interior to the project and there was much more saved from the others.
From there the replacement pieces were installed and because they were OE Jag they
matched perfectly. I was a little worried cutting out the damaged radiator
support thinking I might find the right frame rail had moved. Luckily, the new
support, which I stiched into the the existing front fender flanges lined up
perfectly and almost welded itself right in. Here are some pics of the radiator
support going in, a couple of the repaired floors repaired rear seat pan, and the repaired rear
valence panel with the correct openings.
![](photos/Driver%20front-%20done.jpg)
![](photos/Floor-pass-under-coated.jpg)
From there there was really any repairs to do on the body. What we did do is
remove the front and rear sidelights and the small reflector just inboard of
each tail light. Also, in the engine compartment all of the extra holes in the
left and right fenderwells were filled in and the battery tray removed (the battery
is
going in the trunk). Because this car has the European bumper upgrade, a new set of European front turn signals were installed as well. Now we have a
sound shell to work with.
Just in case you're wondering, that black finish on the top side of the floors
and rear seat pan is
spray on truck bedliner. I wanted something tough and with a slightly textured
finish and this fit the bill. Underneath, a new layer of quality 3M undercoating
has made everything look just like it did when the car was fresh and new. The
subtle texture of the undercoating (as long as it is sprayed on evenly) gives a
nice finish and will protect the underside of the car for years to come.
Coming next in Part 3: Major mechanical stuff and getting ready for the first
fit of the LS2 engine and T56 manual trans....
Questions or comments?? Send me an Email:
andrew@jaguarspecialties.com
Talk to you soon,
Andrew
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