The top 65cc 2 stroke dirt bike for motocross racing is: the Cobra CX 65, although the KTM and Husqvarna are a close second. The Cobra just has them beat I’m overall performance and adjustability with their recent model update of an all new bike.

The MC 65 is equipped with a 65cc two-stroke engine, six-speed transmission, chromoly steel frame, WP Xact 35mm inverted fork, and WP Xact shock—all of which should sound familiar...

Engine: Cobra 65cc 2-stroke with Electronic “Fang” Power Valve; Bore x Stroke: 44.5mm x 41.7mm; Induction: Case Reed V-Force® Reed Valve 26mm Mikuni VM carb; Cooling: Liquid cooled Top-end and Case; Clutch: Hydraulically actuated; Controls: Pro Taper Schoolboy Bars (7/8″) / Breakaway Forged Levers; Transmission: Six-speed sequential

The CX65 engine is a high-performance 65cc 2-stroke engine designed for the Cobra 65cc motocross bike. It features the innovative Electronic "Fang" Power Valve system, which optimizes power delivery across various RPM ranges for enhanced acceleration and speed.

Whether you’re moving up from a 50cc two-stroke or have your sights set on racing in a 65cc class at the National level, these six models will fit the bill.