86 Chevrolet Monte Carlo SS (1/24 Scale) Vehicle Model KitDetails: In 1978 GM downsized its popular lineup of intermediate models and while still rear wheel drive, they also had substantially less horsepower and torque than previous models owing to growing emissions and fuel economy concerns. In 1986 starting with the 305 cubic inch V 8, they increased the compression and added a hotter cam and larger diameter exhaust with the higher flow catalytic converter from the Corvette to get a respectable 175