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Old April 26th, 2020, 05:39 AM   #35
maverick9611
"a legend in my own mind"
 
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Name: maverick9611
Location: Augusta,Georgia
Join Date: May 2017

Motorcycle(s): 2015 moto guzzi norge(brownie),2020 aprilia dorsoduro,

Posts: A lot.
MOTM - Feb '18
keep on eliminating

know elimination chart
happened with stick coils. running stock coils now. i ohmed em too. they passed
coils eliminated.
have tried 3 different ignitors/ one of danno's race bike. problem still exist.
ignitors eliminated
airbox was one with problem, running no airbox ,now. problem exist.
airbox eliminated.
fuel tap/fuel delivery timed in measuring cup. it passed. fuel vent on tank is racing cap with vent hole. tank/fuel delivery eliminated.
cards have been to gordon not once but twice. first was a refurb.second to find out if carbs were the issue. no they are not. carbs eliminated.
valve lash checked still i spec from last time i checked it. cam phasing time and engine time verified.
compression test passed. it was right in middle of spec
installed new lithium battery
installed used crankshaft position sensor. no change, so sensor eliminated.
spark plugs changed 3x over. cylinder one looks darker than cylinder 2(this is a clue)
i bought a used camshaft set. will measure my cams to see if they pass specs.
will measure the other and might install if its ok
tyga exhaust totally broke down end to end. all clear no obstructions.
at a loss on why its doing this. cylinder one sounds like its loading up when throttle is applied.will try pauls reshim down on intakes, what do i have to lose?
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