Need some help Poblem: The Engine does not take gas properly and stutters. At constant throttle position you notice that the engine runs rough. At full throttle it gets a little better. The spark plugs are dry, but black. Does indicate that the engine is too rich, or not? When cleaned the spark plugs, he is somewhat unwilling when starting and even patches sometimes quite properly.
What i did: Engine was completely overhauled 4 years ago. Since then hardly driven because of resto. - Drilled / honed for new oversize pistons - Crankshaft ground to oversize bearing - new camshaft/bearings - new valves incl. guides/tappets. Head planned - new connecting rod bearings - new timing gears Carburetor overhauled by me, with repair kit (gaskets, jets, float needle..). Float level checked according to manual. Throttle Connector checked with Metering Rod Gauge Automatic Advanced Mechanism checked Compression checked - all 6 cylinders between 100-108 PSI Valves adjusted Ignition timing checked Distributor Point Gap adjusted Idle adjustment according to manual - once with vacuum method and once with 1 3/4 turn basic position and adjust to idle
But somehow all this did not lead to success
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