A 1970 Pontiac Service Manual will have this info in it. You can find them on Ebay or one of the literature places on the web.
I restored a 1970 Pontiac Tempest about 15 years ago. I purchased a book that contains very detailed diagrams of every aspect of the car. If you're still looking for a wiring diagram, I can try to dig out this book and find it. (There's no date on this question, so I'm not sure how long ago it was asked)
Classicarwiring.com (eBay)
Everything should bolt right up.
If it is a Pontiac 350, any hei distributor out of any size Pontiac motor up to 1979 will work.
A trim package offered in the 1970-1981 firebirds. Was one level up from the base firebird, offered a delux interior, ect. Was not a performance option.
The 0-60 time for a stock(455 CU-IN) 67 Firebird is 5.5 seconds No such thing as a stock 455 67 Firebird. 455 wasn't built until 1970.
It's in the Bentley manual for Type 1 1970-1979.
The wiring diagram for a wiper motor of this car can be found in its maintenance manual. The manual can be purchased at an auto part store.
There is some aftermarket companies making a bandit and a 1970 look alike. Then there is also this below. Please refer to the related links.
try the local library and get a chiltons repair manual for your car.
Go to the library and get a Chilton's Repair Manual for your year Plymouth.
it looks like a road map