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randy carlson

03-17-2008 07:47 AM

Jetting help

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

03-17-2008 06:49 PM

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

BT :cool-smiley-011:

Griff

03-17-2008 10:03 PM

Quote:

Originally Posted by blue thunder (Post 2488253)

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

BT :cool-smiley-011:

Sounds about right to me.

randy carlson

03-18-2008 07:07 AM

thanks guys thats where we will start Randy

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