I've got a couple of kz650 exhaust valves in good shape I'm not going to use. Happy to send them along to someone who will.
Cheers,
Mark
1990 Zephyr zr550 B1
Wiseco 615cc kit
zx550 cams
SPII ignition system
Kerker stainless steel race exhaust with 1.5" competition baffle
K&N Air Filter...