Flywheel Seal Type 4 Rear Main Seal 1700, 1800, 2000

Flywheel Seal Type 4
Fits in the flywheel/front end of the engine but often called the rear main seal?
Type 4 Rear Main Seal 1700, 1800, 2000
Type 411 and 412
Porsche 914
Porsche 912 (1976 model only)