You can get a Chevy Silverado 1500 with a I4, v6 or v8 gas engine. The biggest differences are power, torque, and cost.
Compare the Specs:
4.3L V-6
Bore 99mm, stroke 92mm
block and cylinder head cast aluminum
285 hp @ 5300
305 lb -ft @ 3900
7,900 lbs. max towing weight
16 mpg in city
5.3L V-8
bore 96mm stroke 92mm
block and cylinder head cast aluminum
355 hp @ 5600
383 lb-ft @ 4100
10,900 lbs. max towing weight
15 mpg in city
6.2L v8
bore 103mm, stroke 92mm
block and cylinder head cast aluminum
420 hp @ 5600
460 lb-ft @ 4100
16 mpg city
2.7 I-4 Turbo
bore 92mm, stroke 102mm
block and cylinder head cast aluminum
310 hp @ 5600
348 lb-ft
20 mpg city
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