Does anyone know if a '85 olds 307 will bolt up to a '70 Pontiac THD400?
thanks,
Engine swap into '70 Firebird
May 14, 2012
2 Replies
There's a company out there that sells adapter plates. The Olds engine probably had a THM200-4R paired to it originally.
Why would you put that engine in a '70 Firebird? It's nothing special (although very reliable).
Join the Discussion
Have something to add? Share your thoughts — no account required.
Didn't find your answer?
Ask the community — no account required