https://carfromjapan.com/cheap-used-mitsubishi-starion-1990-for-sale-67352a9f8ccb291cdf2c3ed1 Not mine obviously, thought it was cool and should share.  Price seems steep considering how weak the ¥ is right now

I feel like I asked this before but can't find my post, or anyone else who has asked the question. I want to be sure I have the right battery, because I think (after a year) I maybe didn't. What group size does everyone have? Also, what CCA? Thanks! Mark

Happy New Year!

I have a 86 technica with an mpi, single coil turbo and intercooler upgrade, the problem I’m having is while getting the inside all back together and ready for the dash to go back in but  the harness that connects to the digital cluster also connects to the stock ecu or harness aswell the fuel pump wire for the painless performance cirkit 70113 wiring/fuse kit I also notice the there a few sensors/relays Ill need in the engine bay, will I need to run the stock ecu and harness next to the afterma