If you are into synthetics, Amsoil MC 20-50 is also rated SG and Mobil 1 15-50 is recommended for flat tappet engines. So either would work fine.
Your comment " Oil pressure switch not connected " doesn't help the situation but it helps point to the cause, either lack of oil or no pressure. See...
Make sure the choke/enrichners are all the way off and replace the base gasket & O ring in the choke assembly. These are their own separate carb...
My R100RT oil cooler doesn't get that hot either unless I'm in city traffic. My R1100s oil cooler worked the same way and I thought there was som...
Motobins in the UK sell a electronic voltage regulator that allows the alternator to put out 14.2 volts. I used one on my R75 cafe build and it worked...
Pull back the rubber boat and have a look at your U joint and check the bolts connecting the driveshaft to the transmission. One or more could be loo...
It certainly sounds fuel related. An easy way to tell is from the position of the throttle. There are 3 main parts, idle circuit, needle & main ...
Contact your local Air Marshall and he can likely point you in the right direction. If the cylinder bores are good the rings & pushrod seals coul...