[cougar87]

so i bought a 1968 mercury cougar base model. i just came across a 429 pi engine and a c6 for sale. what would it take to put the motor and transmission into the car? what problems will i run into?

 

[TheRktmn]

A little dated but still valid: http://www.thecurb.org/Webazine/Pits/460ina69/rev-460in69.htm