The base model was now simply called Chevelle in lieu of the former base 300 Deluxe, and was only available as a Sport Coupe or four-door sedan.
In Canada, the base series retained its 300 Deluxe name, with appropriate badging on each front fender just behind the front wheel well. The 300 Deluxe 2-door sedan was canceled and replaced by the base Chevelle Sport Coupe, a 2 door pillarless hardtop.
few were sold in favor of the newly introduced 454 engine during late-1969 timeframe. The LS5 454-cubic-inch V8 produced 360 horsepower (270 kW) in standard form and a cowl induction version was also available. The LS6 produced a claimed 450 gross HP in solid-lifter, high-compression guise.