need a little help..uniden 980ssb

Got a good buy on this radio (or so I thought). I knew the final had a bad rep, and sure enough, I received the radio, and no tx. Pulled the final, and it tested bad.
I sourced two replacements, threw one in, and I had tx. 3 swingin to around 6 on a.m. everything seemed fine. Flipped to lsb, keyed the mic, and got alot of static through the talkback on the ext.speaker. Gave it a aauuudddio and poof...nothin. Back to no tx.
Pulled the final, and it tested good. For the hell of it, I tried...

need a little help..uniden 980ssb