8-Degree Billet Mount for American Kart Rail ChassisBalance power and poise with the PM 034 8, an 8 degree billet mount crafted for American kart rails. This Performance Mfg staple provides the sweet spot for engine inclination, blending stability with dynamic response. Machined to exacting standards, the mount's 8 degree angle facilitates optimal piston speed and valve timing, squeezing extra efficiency from your engine. It's particularly effective on rails where even minor tilts influence rear axle