Engine Swap

Asked by Goldenboy123 May 01, 2019 at 12:20 PM about the 1985 GMC C/K 2500 Series C2500 HD LB RWD

Question type: Maintenance & Repair

I have a 1985 gmc 2500 pickup with a 350 and i
was wondering if i can put a 400 buick engine with
a 400 transmission?

2 Answers
103,475

KenF answered 5 years ago

Sure, but it won't be a "plug and play" swap, you'll have to swap over harnesses, sensors, accessories, linkages, etc. as well, and watch for fitment issues like the starter/exhaust/crossmember.

1 people found this helpful.
Best Answer Mark helpful

Goldenboy123 answered 5 years ago

Thank you you saved me from wasting money is it going to be the same thing for a 1969 400 pontiac motor and transmission as well or will it be a easier fit

Mark helpful

Your Answer:

Related Questions

  • Engine swap 1 Answer

    I just bought an engine from a 1997 Chevy pick up truck to put in my 2000 GMC C/K series truck, is that going to work OK?

    2000 GMC C/K 2500 Series K2500 SLT HD LB 4WD

    -

    Maintenance & Repair

  • Engine Swap 2 Answers

    I have a 1985 gmc 2500 pickup with a 350 and i was wondering if i can put a 400 buick engine with a 400 transmission?

    1985 GMC C/K 2500 Series C2500 HD LB RWD

    -

    Maintenance & Repair

  • What would cause my engine to run in reverse? 2 Answers

    It was at idle started blowing out black smoke. I turned the key off and took it out but the engine was still running. I need help. 1988 chevy silverado

    GMC C/K 2500 Series

    -

    Maintenance & Repair

  • Should the check engine light come on if the transmission isn't shifting? 2 Answers

    My transmission isn't shifting while driving. Shouldn't this cause a code? My check engine light didn't come on. It comes on and goes off like it should at start up. I ask because from what I've r...

    1992 GMC C/K 2500 Series

    -

    Maintenance & Repair

  • My 1994 GMC van with a 350 engine started running rough in one day. 1 Answer

    I put in can of heet thinking maybe bad gas. no luck, dies at stop signs . I changed spark plugs and wires, distributor cap and rotor, throttle body positioning sensor

    1994 GMC C/K 2500 Series

    -

    Maintenance & Repair

Shortcuts

Search GMC C/K 2500 Series Questions

CarGurus Experts

  • #1
    yetilikesbeer
    Reputation
    940
  • #2
    Travis Morton
    Reputation
    490
  • #3
    Tre-foe Tre-foe
    Reputation
    330
View All

Find great deals from top-rated dealers

Search

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.