Welcome to the WHAT ARE THE BEST SU CARBURETTOR NEEDLES FOR AN MGB. This post contains A PDF which details the recommendations of the MG Owners Club. Your can source needles directly by following this link.
Helping fellow enthusiasts connect quickly with hard to find Classic Car Part Suppliers Artisans and Manuals. Plus helps a great cause to.
Without further waffle here is the manual you are looking for. They can be a bit slow to download due to size.
Latest MGB SU CARB Listings on eBay UK
Latest MGB SU CARB Listings on eBay USA
I hope you found this information useful. If you use my site as a means of entering eBay I receive a small reward from eBay towards maintaining this site. It does not add cost to you or the supplier. If you get a chance why not like my Facebook page or Twitter account.