The best gasket in the world won’t seal worth a hoot if your mating surfaces aren’t properly cleaned and prepared beforehand. But, while a lot of how-tos out there include “surface prep” as a critical step, they rarely go into much detail on the actual cleaning and surface-prep process. That’s why we liked this video
To ensure the best seal possible, your cylinder head mating surfaces must be perfectly flat—or, at least within the flatness specced by the manufacturer. But testing your cylinder head surface isn’t as simple as just laying a flatedge across the head. The gasket gurus at Fel-Pro put together a good video that shows you exactly
I have a 383 c.i. small-block Chevy that I recently rebuilt and installed in my ’72 El Camino. Unfortunately, it appears that the rear main seal is leaking. I’m pretty sure I installed the seal the right way, but it’s obvious from how bad the leak is that it’s going to have to be replaced.
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