Combining proven race engine technology, the latest CAD computer design, the highest grade of material, and the best production machinery, the latest Thunder Tiger EVO series engines have been designed for R/C car competition use. The 1/10 EVO series include 12 & 15 sizes, pull start & non pull start, SG & thread crankshaft (TH), and rotary & slide carburetor. Regardless of the vehicle's engine requirement, there's an EVO engine to suit any competition need.

FEATURES:
• Large heat sink head
• Separate combustion chamber from head
• 4 port crankcase with strength reinforcement ribs
• Special race bearings
• Sabattini developed, factory modified crankshaft
• ABC type cylinder with factory modified ports
• High silicone content, aluminum piston
• Machined 7075 alum connecting rod with special lapped bushings
• Thermo isolated composite carburetor
• 2.0mm hex adjustment for all mixture needles
• Interchangeable carburetor inserts