Stage 3: single-cam motor. Significantly more top-end power than Stage 2. Will work well for Supermoto and big bore/strokers. Uses stock auto-decompression mechanism. Uses stock valve springs.
Stage 3: single-cam motor. Significantly more top-end power than Stage 2. Will work well for Supermoto and big bore/strokers. Uses stock auto-decompression mechanism. Uses stock valve springs.