MSefi.com read only forum (Jan.15,2018)

is it one of these: http://www.keihin-us.com/oem/products/fuel_injectors/

incidentally, this site:

http://www.witchhunter.com/injectordata1.php4

gives a wealth of information for loads of injectors - if you can find the make and model, click it on that list and you get a photo with data - very useful.

I cant remember whether mine are from a CBR1000 or a CBR900, but they are pink denso, model 4610.

Look like this: http://www.witchhunter.com/flowdatapix/d4610.jpg

These are rated at 164cc - 15.6 lb/hr