I would suggest buying these books, High performance Ford Engine and Parts Interchange. Ford Performance, by Pat Ganahl, How to rebuild Your Small Block Ford, Tom Monroe. The first two available from S-A Designs. The third is HP Books.
You will be able to tell just what you're working on. Some 302 engines are worth adding upgrades, some it's best to start from scratch. Generally speaking the early castings, up to about 1971, are the best.
You will be able to tell just what you're working on. Some 302 engines are worth adding upgrades, some it's best to start from scratch. Generally speaking the early castings, up to about 1971, are the best.