SIZE OF THE VEHICLE DOING THE TOWING IS A TOP PRIORITY. THE EYRA ITSELF IS NOT A LARGE BOAT, AND A CAPACITY OF 5,000 LBS TOWING IS MORE THAN ADEQUATE. I TOW AN EYRA/TANDEM AXLE TRAILER WITH A NISSAN TITAN(YES, ITS THAT BIG! ), AND CANT TELL ANYTHING IS BACK THERE.I WOULD AT THE VERY LEAST CONSIDER A STRONG V-6 ENGINE, OIL/TRANSMISSION COOLERS. GOOD LUCK96 Eyra/12 Mercury 175 Pro XS with 2015 single axle trailer2017 Victory Gunner