Made in USA. Class III camshaft (230°-245°). Rough idle quality. Good mid to high rpm torque and horsepower. For use with manual transmission or high stall automatic. May need improved carb, exhaust system,and ignition system. Combination street and drag. Will have lower vacuum than stock. Melling offers a full line of high performance camshafts for domestic cars, light trucks, import vehicles,marine and high performance engines. Melling offers specific high performance camshaft choices for street, RV, strip and circle track racing applications. Melling camshafts supply the performance to suit your horsepower and torque requirements wherever and whenever you want it. Melling high performance camshafts aredeveloped, engineered, tested and manufactured with the highest standards of quality and materials.