97 Pontiac Trans Am

Asked by Poncho_purist Mar 12, 2019 at 07:09 PM about the 1976 Pontiac Firebird Formula

Question type: Car Customization

I would like to install a 76
Pontiac 400 instead of the
5.7. How difficult and costly
would it be ? Has the
6speed manual trans.

1 Answer

26,835

Very! Many issues with wiring, sensors, anti-smog components, computer, etc. Using an older block like this may sound like fun but you will probably regret it. It may be easier (and possibly cheaper) to add a turbo or supercharger to your 5.7.

Your Answer:

CarGurus Experts

  • #1
    Samuel Moore
    Reputation
    1,600
  • #2
    taver91
    Reputation
    1,340
  • #3
    Paul Martin
    Reputation
    1,280
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Camaro
16 Great Deals out of 307 listings starting at $9,995
Used Chevrolet Corvette
28 Great Deals out of 1,058 listings starting at $15,871
Used Dodge Charger
39 Great Deals out of 645 listings starting at $4,888
Used Ford F-150
321 Great Deals out of 15,103 listings starting at $1,712
Used Porsche 911
11 Great Deals out of 312 listings starting at $21,888
Used Chevrolet Monte Carlo
7 listings starting at $3,000

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.