A lightened competition flywheel.
Its simple stuff like this that can make you work like a pro,this engine went into the engine bay and located on the transaxle just great.
Supplier of Wooden Kit Boats,CNC design,epoxies,bronze nails,Meranti,Oregon,Oak,Beech,American,Teak,marine and exterior grade plywood,bending plywoods and Flexible veneer sheets,teak and holly flooring sheets. Agents for these and many other companies: North Sails,Harken,Lewmar,Ronstan,Raymarine,Yanmar,International Paints. See also our blog on cars,its another side of what we can do,try this link http://royckdboats.blogspot.com/