This product will allow you to mount carburetors on your GP800 vertically. A great feature of this set-up is reed choice. You can us either the stock 66E reed cages, or with modification to the case or a reed spacer, 62T reed cages will fit as shown in photo. Port shape at reed side is an exact match for the Boyesen RAD valve. 49mm carburetor bore. The intake manifold can be mounted directly to a Boyesen GP800 RAD intake manifold.
Add our carburetor plate for ease of removal
Carburetors sold separately.