Easiest place to buy them is at NAPA. Just match them up with their small-engine picuture parts book. Clinon used REPCO igntion parts, just like many other small engines and chain saws (REPCO is R.E. Phelon Co.) Kohler, Tecumseh, Homelite, Jacobsen, Onan, Cushman, etc. all use them.
Some Clintons use Tecumseh points and condensors - Tecuseh #s 30547A (points) and 30547B (condensor)
NAPA #s for Clinton points:
NAPA #s for Clinton condensors:
7-01318, 7-01324, 7-01325, 7-01326, 7-01327, etc.