For 1967-1974 GMC G25/G2500 Van Camshaft 89798XT 1968 1969 1970 1971 1972 1973

Class IV camshaft (245°-UP). Rough idle quality. Mid to high rpm torque and horsepower. For serious racing. For use with manual transmission or automatic with very high stall converter. Will not have enough vacuum for power accessories.