What was found
(CAN) DURING ROUTINE INSPECTION CYLINDERS WERE FOUND WORN, CYLINDERS WERE R & R WITH O/H CYLINDERS SUPPLIED BY CUSTOMER. POST INSTALL RUN UP WAS CARRIED OUT AND ENGINE SEIZED AFTER 3 MINUTES AT LOW RPM. CYLINDERS REMOVED AND NR 1 CYLINDER INSPECTED AND FOUND WITH PLUS 10 PISTON IN A STANDARD BORE. UPON FURTHER INSPECTION OF CYLINDER IT WAS FOUND THAT EXHAUST VALVE WAS REUSED AND NOT REPLACED AT O/H AS SPECIFIED BY MFG, AND VALVE STRETCH WAS FOUND BEYOND MFG TOLERABLE LIMITS.