What engines came with a 1991 GMC 4×4 pickup Sidestep Z71 (or L71)?

What engines came with a 1991 GMC 4×4 pickup Sidestep Z71 (or L71)
My girlfriend’s dad wants to know, please answer 🙂

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3 Responses to What engines came with a 1991 GMC 4×4 pickup Sidestep Z71 (or L71)?

  1. REV B October 30, 2010 at 7:53 pm #

    It came standard with a 4.3 (6 cylinder) and optional were a 305 and 350 V8. Call the dealership and give them your VIN. They can look it up for you. Most people opted for the 350.

  2. Roy October 30, 2010 at 7:53 pm #

    all ive seen are 5.7 350

  3. HotRodGuy October 30, 2010 at 7:53 pm #

    4.3 V6, 5.0 305ci V8, 5.7L 350ci V8, and the 6.2 or 6.5L non turbo V8 diesel.