anyone know where the stock ground cable to the engine block is located at? pix would help a lot

 

I was thinking simple green, but really don't want to be hosing off the block with water if at all possible.I also thought of acetone, but I have a feeling that's gonna make a mess.

 

huh??

 

back of head and under intake in back

one of the upgrade is stongly suggest on the s2000 is to do a ground upgrade, i normanly run a 4 guage from alt mount bolt to a empty threaded hole near drivers strut tower, and battery - to same hole on the passenge side.... i have sean a voltage increase on amps mounted in the back as much as 1 volt.