In 1990 and 1991, The General provided a very divergent pair of speedy pickups. The 1st was Chevrolet’s 454SS, based upon the GMT400 C/K pickups. The second was GMC’s Syclone, based on the S-fifteen/Sonoma. Though the Cyclone made use of new pondering turbocharging to nip within the heels with the Ferrari 348, the 454SS hewed to The traditional