stunter01 Posted November 26, 2019 Report Share Posted November 26, 2019 Hi I got a fresh built 421 serval cub, 68mm x 4mmr crank. 4 deg advance,billet intakes,vforce4 reeds ,pods with 35mmpwk Cool head with 21cc domes (145 psi) on elevation 5000 ft Got 48 pilots with 165 mains Just ride it in and done first plug chop Please give me some input on the plug chop , Quote Link to comment Share on other sites More sharing options...
stunter01 Posted November 26, 2019 Author Report Share Posted November 26, 2019 Quote Link to comment Share on other sites More sharing options...
stunter01 Posted November 27, 2019 Author Report Share Posted November 27, 2019 Sure , thanks Quote Link to comment Share on other sites More sharing options...
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