oem 2g pistons

[90gsx_luis]

so i supposedly bought 2g oem pistons for my car, but how do you identify 2g pistons from 1g?

 

[Cassera]

Measure the wrist pin, The diameter of the the 1G is smaller, the 2G piston is a 22mm.
http://www.dsmtuners.com/forums/cylinder-head-short-block/365765-how-tell-1g-pistons-2g-pistons.html

A bit of searching will do wonders ;-)