CRX 1.6 litre
88-90
Denshigiken PGM-FI


37820-PM7-020
XEHP7020

CRX 1.6 litre
89-90
Denshigiken PGM-FI


37820-PM7-E04
XEHP7E04

CRX 1.6 litre (Dohc)
90-92
Denshigiken PGM-FI


37820-PM7-E031
XEHP7E03

http://www.atpelectronics.co.uk/Catalogue/honda.htm

that is all i could find was the PM7... no PM9...
-Keith