RB Rally Xtrem engine

With the Rally Game class gaining popularity especially during the cold months of the year, RB decided to develop a specific engine for the job. The new Xtrem Rally features the latest technology which provides efficient power at low and high RPM. Inside there is a 7 ports sleeve with MES, a hardened machined lightweight piston and a 14.5 turbo crankshaft, that gives even more power to this engine.

Features
– 14.5mm turbo and lightened crankshaft
– 7 Ports with Multi Exhaust System
– Lightweight machined piston
– Strong competition conrod
– Turbo combustion chamber
– Composite slide carburetor with 8.5mm aluminum restrictor
– 60mm and lightweight cooling head orange anodized with elegant engraving
– Lightweight but strong crankcase with high speed bearing
– High protect Rear-cover
– Delivered with dust protections

Source: RB [rbproducts.com]