> I believe the math says the I6 is smoother than the boxer 6
Both designs (I6 and boxer) can have perfect primary and secondary balance. An I6 should be a smooth ICE, but there are other sources of vibration in these systems beyond inherent balance of reciprocating components.
Both designs (I6 and boxer) can have perfect primary and secondary balance. An I6 should be a smooth ICE, but there are other sources of vibration in these systems beyond inherent balance of reciprocating components.