K2 Kung Fujas
Line Chronic Cryptonite
Personally I would choose either the Blends or the Chronics in 183cm. Chronics if you want to focus more on park @93 in the waist and Blends for all-mountain backside skiing at 100 in the waist. Both are stiffer compared to most line skis and are relatively cheap compared to other brands.
K2 domains would be a great choice for park