The cam for sale is a 252-06-11

252 Series - Approximately .252 Lift and 230 Degrees Duration (at .050)

This welded and ground cam provides significant power improvements over a stock cam. Works best with mild motors using bored OEM or aftermarket carbs. This cam is a bolt-in type and does not require block modifications, yet keeps close to stock base circle to maintain correct valve train geometry. 26lb to 37lb springs should be used. Great with 1.3 rockers. Our #1 seller!

Cam Options:

• Camshaft, 252-0207: SPECIAL HIGH TORQUE GRIND FOR SMALL TRACKS. 6000rpm. 22lb springs required, 26 recommended. 10-to-1 compression or higher recommend; however, it will work with lower compression ratios. This is one of the best choices for low end power, especially on small dirt tracks with heavy drivers (oval track).
• Camshaft, 252-0211: Same as 0207, but for road race, wide powerband applications (GX200, 6.5 Chinese OHVs, and Predators ONLY). 7000rpm. 26lb springs required. Recommended 10-to-1 compression or lower. Great for marine and winch applications.
• Camshaft, 252-0607: Oval track grind, high RPM applications. 7500rpm maximum (GX200, 6.5 Chinese OHVs, and Predators ONLY).
• Camshaft, 252-0611: Same as 0607, but for road race, wide powerband applications (GX200, 6.5 Chinese OHVs, and Predators ONLY). Also recommended for mini bikes.
• Camshaft, 252-1007 (120 ONLY): High RPM grind for large tracks. 8500+ rpm. 26lb springs required. 11-to-1 compression or higher.

*Marine and winch board applications work best with 252-0211. Mini bikes work best with 252-0611.

Works great with ratio rockers also.