These engines are hand modified as you can see from the pictures in many areas and feature:
-Unique 9 port sleeve (completely different than 8 port variant) that is hand modified
-Hand modified crankshaft with hand polishing of scoops
-Lightened crankshaft that is filled with red putty
-Hand modified crankcase by Novarossi
-Hard black (like the old JP) coated crankcase
-Hand modified and cut piston skirt
-Larger diameter purple unique head
-GIMAR all metal black carb
What you see is what you get, if you have any questions, please just ask!
Thanks for looking and good luck!