Recent content by Thundersporter

That should.be 43.horse power.

That's what I thought. It was definitely down on power compared to other bikes on track. Asked and they quote 43 hours.

During a race suffered partial loss of power. Been Dyno'd at 31hp at back wheel. Cup spec bike. Checked valve clearances etc.

Has anyone carried out a compression test on a 390. I was wondering what a good psi reading is. Did mine yesterday with the decompressor disabled and got 200 psi, but don't know is that's good or bad.

Does anyone know what a constant amber mil lamp means. It was blinking 1-7 replaced the lambda sensor. Thanks.