Upon purchasing, please specify which of the following you would like:
-0.6mm thick, 11.6 compression rate, 82.5mm bore (For use on 5-Valve motor)
-1.0mm thick, 8.9 compression rate, 82mm bore (Compatible with 4A-GE and 4A-GZE engines, will not work with 5-Valve motor)
Pick up your GENUINE JDM with RHDJapan YK!