1967 gto swap 400 with a 1972 455 pontiac motor from grand prix

Asked by May 21, 2015 at 09:14 AM about the 1967 Pontiac GTO

Question type: Maintenance & Repair

unable to use hooker headers or ram air exhaust manifolds,they hit crossmember??
had to use engine mounts from the gto/they seem to bolt up(holes shallow???)
engine & trans mount spacing seems ok/drive shaft length looks good/only option seems to be oe manifolds/will they hit???

1 Answer


The 455 is a big block- isn't the 400 a small block? just guessin, I really only pay attention to Italian cars-

Your Answer

Pontiac GTO Experts

  • #1
  • #2
    Norm Davis
  • #3
View All

Related Models For Sale

Used Chevrolet Camaro
424 Great Deals out of 31,920 listings starting at $2,395
Used Ford Mustang
755 Great Deals out of 42,818 listings starting at $1,300
Used Chevrolet Corvette
249 Great Deals out of 22,275 listings starting at $2,500
Used Pontiac Firebird
10 Great Deals out of 815 listings starting at $1,900
Used Dodge Charger
461 Great Deals out of 27,845 listings starting at $2,795
Used Chevrolet Impala
612 Great Deals out of 34,798 listings starting at $1,250
Used Pontiac Grand Prix
39 Great Deals out of 2,725 listings starting at $1,200

Used Cars For Sale

2006 Pontiac GTO For Sale
120 listings starting at $9,200
2005 Pontiac GTO For Sale
65 listings starting at $9,995
2004 Pontiac GTO For Sale
5 Great Deals out of 119 listings starting at $5,995

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.