How much does this cost to the nearest dollar?

Sierra Engine Coupler Kit
Sierra's Engine Coupler Kit features a flex plate style for GM 4 Cylinder engines with a late style, small crankshaft bolt pattern. Designed for use with Mercruiser and stern drives. The kit contains (1) Sierra Yoke and (1) Sierra Engine Coupler. It is interchangeable with Mercruiser Stern Drive and Each Sierra product meets or exceeds the original equipment part it replaces. Flex plate style for GM 4 Cylinder engines with a late style, small crankshaft bolt pattern Designed for use with Mercruiser and stern drives Contains (1) Sierra Yoke and (1) Sierra Engine Coupler Interchangeable with Mercruiser Stern Drive and Each Sierra product meets or exceeds the original equipment part it replaces Manufacturer Sierra, Brand Sierra International

Price is $474.00
Price: $473.76