Cobra 2000 Very Weak Receive

I had this question in another thread with a poor title so wanted to open a new one. MY Cobra 2k has very week receive. I have gone through the exercise of peaking all the related coils and have checked many of the transistors (if not all) along the receiver path from L4 and back. Also checked diodes 12,13,14,16, 68. Actually ended up replacing them anyways since I had them out.
Somewhat odd, but when you switch over to SSB, it is definitely "louder" in the speaker whereas on AM, it is very...

Cobra 2000 Very Weak Receive