Harley M8 Valve Train Noise at Christina Fenn blog

Harley M8 Valve Train Noise. Ask dealer to start up one from inventory for. Started getting some cold start valve. we noticed that the rear cylinder exhaust valve rocker arms were worn in such a way that a full down pressure had very little. the m8 has non adjustable forked rocker arms so if one valve develops more clearance than the other you get noise. part of what you are hearing is the throttle body butterfly chatter; it probably just a scored cylinder, or a split valve seal/loose guide nothing major. The 48 cams are known to exhibit this noise and with your open a/c cover, that noise is not. Dealer have conformed that there is no sumping in this motor. have heard about oil pumps failing, but the valve train on the m8 has been quiet. installed a new set of woods alpha series lifters in my 126ci m8 that i did a year ago. if you slowly twist the throttle on flat or down hill road you can basically ride through the noise while accelerating. Your top end noise is not normal if. i bought my 2017 m8 new back last august.not have 11800+ miles with no top end noise.

we noticed that the rear cylinder exhaust valve rocker arms were worn in such a way that a full down pressure had very little. have heard about oil pumps failing, but the valve train on the m8 has been quiet. i bought my 2017 m8 new back last august.not have 11800+ miles with no top end noise. the m8 has non adjustable forked rocker arms so if one valve develops more clearance than the other you get noise. Started getting some cold start valve. part of what you are hearing is the throttle body butterfly chatter; The 48 cams are known to exhibit this noise and with your open a/c cover, that noise is not. it probably just a scored cylinder, or a split valve seal/loose guide nothing major. Dealer have conformed that there is no sumping in this motor. Ask dealer to start up one from inventory for.

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Harley M8 Valve Train Noise installed a new set of woods alpha series lifters in my 126ci m8 that i did a year ago. Your top end noise is not normal if. have heard about oil pumps failing, but the valve train on the m8 has been quiet. we noticed that the rear cylinder exhaust valve rocker arms were worn in such a way that a full down pressure had very little. part of what you are hearing is the throttle body butterfly chatter; i bought my 2017 m8 new back last august.not have 11800+ miles with no top end noise. the m8 has non adjustable forked rocker arms so if one valve develops more clearance than the other you get noise. Dealer have conformed that there is no sumping in this motor. The 48 cams are known to exhibit this noise and with your open a/c cover, that noise is not. Started getting some cold start valve. Ask dealer to start up one from inventory for. if you slowly twist the throttle on flat or down hill road you can basically ride through the noise while accelerating. it probably just a scored cylinder, or a split valve seal/loose guide nothing major. installed a new set of woods alpha series lifters in my 126ci m8 that i did a year ago.