SpletYou may be running rich. Rich fuel mixtures blacken your sparkplugs. You'll initially have an easy engine start because of a lot of fuel but, eventually, your sparkplugs blacken and the engine becomes difficult to start. Pull your sparkplugs off and see what color they are. If light grey, you've got to much air and not enough fuel. Splet16. jun. 2007 · Ill be there as a spectator along with a few other Lea Valley members. Had a good time there back in 2024, glorious weather - hoping for the same again. Ill also be repeating the opportunity to drive this iconic circuit on the Saturday morning - a chance to blow away any cobwebs and safely check ...
Zenith Stromberg CD 175 Too rich British Car Forum
SpletBlack = rich. Gray/white = lean. Light beige = Right On ! But I have a TR3A with SU carbs. What do I know about TR6's ? Very little. When those TR6 owners with "the supposed problem" say they are running lean, how do they know ? What says your TR6 is really running lean ? What tests have you done that tell you that your TR6 is running lean ? Splet18. jul. 2009 · The N4 Champion is a hotter plug. Some favor NGK B7ES (what I use), or the cooler B8ES (more prone to fouling) -- basing the decision on several factors, including what works best for them. The web site below (see page 39-- warning, a Harley site) has an interesting brief perspective on Champion N3 and N4 heat range differences. b \\u0026 c oil west paris maine
Engine Running Lean vs Rich: Causes, Symptoms and Fixes
Splet23. avg. 2007 · I've found a good starting point is to have the shilder of the needle flush with the body (this is about 1-turn down from max. rich, and about half the two-turns of full adjustment on these carbs) Also check the diaphram for tears and make sure the damper moves freely when reassembled etc. Rob. Rob '68 Triumph TR250 '74 Lotus Europa TCS … Splet09. jun. 2013 · A couple of months ago I took the TR6 out after winter and storage the engine was running rough, I changed the fuel, no difference so I changed the rotor arm to a know good one and the problem went away, I though solved. Drove 100 + miles no problems I took it out again today and had the same problems swapped rotor no difference. Splet03. mar. 2012 · I have a 1973 TR6 and am having issues with the front Carb running Rich. I had the carbs and manifold rebuilt by PalTech and after receiving them I have been having issue with the front carb running rich and being unable to adjust it lean. The front 3 plugs are sooted Black and I have adjusted and adjusted until I am adjusted out. explain design thinking \u0026 innovation