I dont really have any staring issues, other than maybe once in a blue moon i tighten the battery terminal connectors if it wont start.
You say to earth battery to chassis, I have a strap to the body, should that be sufficient?
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Good you don't have starting issues on a regular basis, try putting some Vasaline on the battery posts and connectors, it helps with corrosion etc.
It should be, I usually use the chassis, it's one big long conductor front to rear, I also connect the steel body parts front and rear to the chassis, the reason for my manic addiction to having a good earth is due to problems I've had working on friend's vehicles, a lot of newer cars nowdays have the firewall glued on (Commodore, Falcon, Etc), glue isn't a very good conductor, if a panel shop forgets to reconnect the earth ... headache time till you find the problem!
The first thing I now is check the fuse then I connect a line directly to the battery neg and the other end to the troubled equipment then test for 12v, if that fixes the problem I connect the original earth point directly to a good earth point.
Some people say I'm A.D.D. about earth lines, I prefer paranoid.
One example is the 10mm red and black lines I ran from the battery to the cargo area so the fridge won't have any problems.
Glenn
a bit of talk about earthing the engine which I thought was a good idea but then i remembered its an alloy block.
So where/how can you earth it?
Ally may not be magnetic, but it will earth just fine.
for best results on a landy you should have....
earths to and from the following
battery to chassis
chassis to gearbox
chassis to engine
chassis to engine bay body work ( I generally go for the radiator panel or both wings if I cant get that
chassis to firewall
chassis to rear tub.
where practical I like to make sure that the earth lead for the gearbox or engine hangs off of a starter motor mounting bolt and connects either directly to the battery OR to the same fitting as the initial earth from the battery to the chassis.
If you are an audiophile or are running sensitive radio/computing gear then each one of those should also receive an earth lead back to the battery or the initial chassis point.
Minimum you should have.....
earth strap from battery to chassis
strap from the chassis to the engine
2 straps from the chassis to the body (one front one rear)
you can get away with....
earth from battery to engine
strap from engine to chassis