You need part number 31100-KV3-771 for a PGM-II.

'88 R2J
31100-KV3-701 ... -------- 1031865 [up to engine number 1031865]
31100-KV3-702 ... Engine numbers 1031866 to 1052731

'88 R4J-SP
31100-KV3-702 ... All engine numbers up to 1052731

'88 R2j/R4J
31100-KV3-703 ... All engine numbers from 1052732 onwards

'89 R5K/R5K-II/R6K-SP
31100-KV3-771 ... All engine numbers

The final revision (Japanese only) Parts List for double-checking can be found here: https://manuals.nsr-world.com/view-87-89-parts.php
_________________
Andy.
NSR-WORLD.COM

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