I decided today I was going to get something done on this car, so I did. I picked something easy and simple - the battery box (lol) - and it took me most of the day to do because I'm pretty fussy with random things and didn't exactly have everything I needed.
I started by deciding where I wanted it and immediately hit a hiccup..
http://www.squaredarches.com/phpbb2/...&t=2542#p27141
One of the mount points was right on top of a chassis rail (the one the fuel tank strap is bolted to).
Scavenging for some spare metal to make into a bracket led me to a spare VN ECU in a box in the corner. I took the memcal cover off and used that to make a bracket to fix both the chassis rail problem and the height difference between the mounting points.
I decided four tech screws would be plenty to hold it to the floor pan, thinking about the forces that'd be applied under accel/braking and considering the solid mount on the opposing side I was happy with that. I triple checked the position and mounted the bracket to the floor.
A quick test positioning..
Drilled the hole in the bracket for the mounting stud
I realised one of the supplied mounting rods would require shortening because of the setup of my little bracket so I got onto that with a hacksaw.
I figured it'd be easiest to drill the holes in the box (positive, ground and vent tube) before it was mounted to the car so a bit of guesswork followed and I drilled three 7/8" holes to suit the same grommets I've been using to cable through panels in the wiring relocation (the Moroso-supplied grommets weren't big enough to comfortably get 0AWG through). I drilled a fourth hole in the boot floor for the vent tube outlet at the same time.
The little bit of rust-coloured stuff was annoying me to look at, so I popped the grommets out and sprayed the local area with grey primer just for my own peace of mind.
Final fitment of the box was actually quite an annoyingly fiddly process, and God help me the next time I need to get the battery out of the car - those mount studs actually do not mount solidly enough not to turn, so the nylock nuts that fasten the battery down actually just turn the studs when you try to undo them. I'll cross that bridge when I come to it. I'll probably get the nuts under the car welded in place, and the studs welded into those.
I wasn't happy with how the battery was free to slide forward and back even with the hold-down bracket firmly in place, so I found a very conveniently sized piece of wood to chock it back with.
Unfortunately not enough thought went into cutting the carpet and a patch of floor is visiblebut it's not the end of the world.
I'm pretty happy with the way it looks in the boot so far - I sat the lid on loosely to get a better idea of the final finish.
Battery box aside, here's a few pics of the front end just for an idea of where it's currently at.
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