Quote Originally Posted by blaknoize
I'm asking if... since we did not change the seals that sit below the cam on this motor, if they could be the reason for the smoke. Now three plugs are covered with oil and the car just smokes and smokes and smokes...
No

Quote Originally Posted by blaknoize
Would a leak down test prove if the pistons have lost compression and also tell me if the rings are bad? Any other info would be greatly appreciated otherwise someone needs to buy this from me at a discounted price.
A leak down, no. That will just tell you the percentage of leakage in the testing cylinder. Now, if you put compressed air in the cylinder with the valves closed, you can then determine if the leak is on the head side, or the piston side.