20 Most Recent 2004 Honda VTX 1800 Questions & Answers

Question edited for clarity, full year maker model. Question moved to model category. Not sure what you mean by "clutch point is last minute", but after driving it a bit, bleed the lines again and adjust the clutch. https://www.google.com/search?q=2004+Honda+VTX+1800C+adjust+clutch ..

There is no water pump on even a liquid cool engine.

The 1 quart will increase the viscosity of the oil marginally which means it will be a little bit thicker and not as fast flowing throughout the engine.The overall effect will be minimal.What is bad is to overfill the crankcase,so please ensure that adding the 4 quarts has not overfilled it as there is often old oil left that doesn't drain completely.

try putting in octane 98 for one tank .put it in from about half full .follow up with one more to full

Did you check the battery, and clean the terminals? If the battery is down, the lights will work but it won't have enough power to turn the starter. I hope this helps.

idle screw should be located on side of carbs

You didn't say WHICH VTX 1800 you had (there's about 10), C, N1, N2, N3, R1, R2, R3, S1, S2, or S3, or I'm going with the C. This year/model DOES have a clutch switch that the clutch lever operates off of. It also has a side stand switch. The problem could be this, also.

High idle can be caused by an intake leak. Spray some WD-40 around the intake manifold boots while idling. If idle changes from the WD-40 then you found your problem.

sound like you just running low on fuel you probably dont have a problem at all don't let you fuel level run so low if it does that turn your fuel petcock to reserve and head for the nearest gas station.