Has anyone found any replacements for these that are good.
2R9-14141-38
I have:
https://www.nrp-carbs.co.uk/shop/index.php?route=product/product&product_id=4962
also saw the Cruzin has them
M
#284 series IIRC. I like them. LEDAR made similar needle jets back in the day. I had a pair in an RD400D a couple of decades back.