Thanks Mr Tony ...i guess my warranty expired 6 years ago, 12 months after i purchased my car..If i had driven 8000 miles in the first 12 months like most owners ,MMC WOULD HAVE THE PROBLEM ...surely this should have been a recall by MMC on safety grounds alone ?... NOT good for customer relations ...,however i love my car and cannot wait to get her back in good health....MY AERO S1 HAS A DOG TYPE COUPLING BETWEEN CRANK PULLEY AND PUMP WHICH HAS SHATTERED ;I MUST SAY A VERY POOR ENGINEERING EFFORT WHICH WAS DESTINED TO FAIL....I CERTAINLEY DO NOT HAVE A MECHANICAL PROPSHAFT FROM THE DRIVESHAFT AS IN YOUR CASE...? THAT does sound problematic ...