NEW Camshaft 274-0207, Super High Torque, Use for small to medium tracks. 4500 to 7500 rpm range, 11 to 1 or higher compression ratio & 26 lb Springs required. DESIGNED TO GET YOU OFF THE CORNERS. OUR #1 SELLER
274 (F200) SERIES
Radical cam grind for F200 series and Super Box Stock. Approx .274 lift and 260 duration. Square lobe design to maximize valve opening time. While meant to use with larger carbs, it actually works very good with smaller carbs by holding open the valve as long as possible with reduced lift to maximize velocity. Block must be clearanced to install. Stock base Circle.