1991 Chevrolet Silverado Stock Specs

by Jonathan Lister
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The 1991 C/K 1500 or, as it is more commonly known, the Silverado is a full-sized pickup truck manufactured by General Motors and sold under the Chevrolet name. The stock model of this vehicle is a no-frills type vehicle with just enough room for three passengers in the front cabin and enough towing room for smaller home projects.


The 1991 C/K Silverado stock model uses a 4.3 liter V6 engine with automatic overdrive. Total horsepower for the truck rates at 160 with a maximum torque rating of 235 foot/lbs. Displacement for the engine measures 262 cubic inches. Bore and stroke measures 4.00 inches by 3.28 inches, according to the Car Gurus website. Compression ratio for internal combustion clocks in at 9.3:1.

Transmission and Brakes

The 1991 Silverado uses either a four-speed manual transmission or a three-speed automatic with rear wheel drive. Gas mileage between the transmission types is relatively similar with the manual performing at 18 miles per gallon (mpg) in the city and 20 mpg on the highway. Vehicles with the automatic transmission receive slightly less fuel economy with 17 mpg in the city and 19 mpg on the highway. Fuel tank capacity equals 25 gallons. Four wheel disc brakes are used on this model.


The wheelbase for the 1991 regular cab, short-bed Silverado measures 117.5 inches. Overall length and width of the vehicle is 194.5 and 76.8 inches, respectively. Overall height and curb weight for the short-bed stock models measures 70.4 inches and 3,489 lbs. The 1991 Silverado stock model has a standard payload of 2,412 lbs. Front head room measures 39.9 inches. Maximum front leg room clocks in at 41.7 inches.

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