randy carlson

Hey guys need some jetting help picked up carbs from HP500 , putting on fresh 502's MK4, stock heads matched and bowl ported,stock alum intake matched up, 496 ex alum manifold s/s risers, roller cam 230/236@ .050 544 lift 112lsa 110 intcl, have carb spacers 1" and 2", and stub stacks, could you suggest start point for jetting,no jets in carbs but he will supply me with that I ask for thanks for the help Randy

blue thunder

I would run 77 primary, 92 secondary 6.5 PV to start and you will be very close assuming the carbs are stock.

BT

Griff

Sounds about right to me.

randy carlson

thanks guys thats where we will start Randy