OP
Lykins Farm
Member
It is accurate according to what I have found on the 5610S series. Here is what Tractor Date says at the link about this model.
TractorData.com New Holland 5610S tractor information
www.tractordata.com
Looks like the 6610S series is 85hp.
TractorData.com New Holland 6610S tractor information
www.tractordata.com