Chevrolet Impala Hardtop Sedan model 1967. One of the best model for the Impala's! Specifications - Weight: 1564.9 lbs. Engine: 427 335bhp-425bhp Turbo Jet V8. Engine: 6.7 liter. Capacity: up to 425 hp Speed: up to 200 km / h. Fuel consumption: up to 26l. 100 km.