http://www.thumper300zx.com/z31/vacuum/vacuum.htm
300zx from 84 - 88 are z31
yes, see toms z31.com
Bill says hi
you have to turn the pistons at the same time you push the pistons in
Nistune. Romulator are two of them you can use to reprogram a z31 ecu.
i dont see why not, my 87 Z31 is running with a 86 ECU (figuring by the codes iv pulled so far are all 86 codes) my car is a 4/87
You might have a problem with the orientation but it will work.Here's a list of engines seen in a z31, http://www.az-zbum.com/modification.engine.swap.shtml
A million pounds.
main bearings might get i the way The pistons come out the top.
you had battery choose btp-z31
yes