For you guys running the Nova Rossi 359, you may want to check my eBay listings. I have three items for sale that may interest you for your back up parts. Listed for bid are;
1) Piston/Sleeve with two head buttons.
The other two items will be reposted to eBay tomorrow. If you have an interest, PM me if interested.
A) 359 Race Tuned Piston/Sleeve with two head buttons. - $100 + shipping
B) Race Tuned and Balanced Crankshaft. - $100 + shipping