HOME and how to join Forum Open Area General Scott topics needle jet size Re: Re: needle jet size

Ian Parsons

These are the settings I use on my 498 cc 2 Speeder. I too use a 276 Amal body.

Main Jet 170, Slide 6/3, Needle Jet 106. Ignition Timing 5/16″ BTDC Fully advanced.

I think it may be a little on the rich side as it 4 strokes very readily on light load