Upgrade to the 750 Sei that lost 5lbs, added some much needed style and improved on the production of torque; overall, a sensible and useful upgrade to the smaller six. Engines have been known to run for 30,000 miles without problems, though at any time clutch, starter motor and valvegear can be troublesome. Smoky or rattly motors are expensive news and best avoided – a sign of a genuine low miler’s found in chassis condition, both chrome and paint often short-lived.