Original sentence: No major motorcycle manufacturer has used eight or more cylinders although Morbidelli has shown 2 V8 prototype road bikes, but has yet to get off the ground
Edited sentence: )and Morbidelli has shown 2 V8 prototype road bikes, but has yet to get off the ground.No major motorcycle manufacturer has used eight or more cylinders although Honda made the 'almost' V8 oval piston NR750 road bike and NR500 GP bike (8 con-rods etc