I did n't want to go back into the second generation Can - Am series .
With Porsche North America paying me , privateer Dick Barbour agreed to put me in his second Porsche 935 at Sebring in March .
I did n't want to go back into the second generation Can - Am series and with Porsche North America paying me , privateer Dick Barbour agreed to put me in his second Porsche 935 at Sebring in March .