 Vincent believed his road-racing success was in part due to his experiences on grass giving him an advantage over many of his rivals, stating ""Where I have an advantage over many of my rivals is on corners.The power comes in much sooner and my grass track experience has taught me how to avoid and get out of trouble"".Chris later used the only reliable, competitive engine for Grands Prix and UK 500cc events, the flat-twin BMW RS54 Rennsport

During the middle 1960s, sidecar riders sought to achieve greater engine capacities and basic raw power.