Join Date: May 2005
Location: Mayenne France
My Motorhome: Frankia T640 FF2
Thanked 220 Times in 197 Posts
There have been many changes and updates done through the years to the Sevel vans, more so on the gearbox than the motor.
Without knowing your mechanical capabilities or what workshop equipment you have available it's difficult to try to make precise recommendations.
Given enough ability and equipment it is possible to do just about any transplant, add to that there are reducing amounts of donor parts nowadays.