• You need to chock the crankshaft BEFORE loosening any of the clutch pack or the internal crankshaft thrust washers will fall out. • You have to r...

True. Something in the enrichening system isn't working. The number 1 offender is the orifice in the bottom of the float bowl. This could also i...

Since we haven't found anything else, I took a shot in the dark in hopes of helping. No offense intended.

• Pre-ignition (aka spark knock & pinging) only happens on acceleration or when the engine is under load, such as going up hill. It can be helped ...

Just to double check and because you are new to engines and engine repair.... • The 4-stroke engine cycle takes 720°, or 2 full rotations of the cra...

► Combustion happens in a fraction of a second. So if it held liquid-tight for anything near 3 seconds, then you are fine. ► However, it won't hurt ...

I installed the "deep oil pan" from Mac Accessories on 3 Airheads so far. The last 2 it was so that I could remove the R100 oil coolers. My riding too...

I was talking about "jetting" for mixture. But what Frank has added is also true. Due to the intake pulse, there is a "hammering" effect on the Nedd...

For clarity, allow me to modify my own post.... ► You'll want the Intake valve to be fairly clean on both sides. Typically, the fuels with cleaner...

• With the valves and springs still in place, you can pour 2oz of liquid (thinner, alcohol, water) into the port. The valve should seal the liquid fro...

Would your buddy enjoy having footboards? I have some.

And you're sure this is not a brake issue ?

Thoughts... • I've worked at 3 or 4 shops and none of them had spoke weights on hand. We simply popped all the weights off at the start, and usually...

Yes, you are correct. All weights should have been stripped off before balancing began. If you took them off at this point, the wheel would need to be...

Welcome Aboard ! You'll grow to love your Airhead in a very short time. They are amazing bikes, and have the habit of bouncing right back, even afte...