I was about to ask what disinviting a bellhousing meant. Then I read the rest of your post. Find another mechanic. Indexing the bellhousing is a thing. Though generally not at our level.
Did you clearance the transmission case for the RXT? My understanding is the ribs need to be notched in...
Had to run down to the base to drop something off this afternoon. It's a nice low 70's outside so I decided to take the Cobra. I needed to burn more gas off anyway. I saw one guy tap his buddy as I was driving down Coronado Island. I gave a small rev as I went by. And I think I saw a phone pop...
GM has been stuffing half of the engine under the cowl since 1994. Nothing new there. I've seen a couple of the EV Chargers in the wild. It wasn't until I saw the emblem that I knew what I was looking at.
It's still my opinion the normal belts with the proper tensioner are better for these set ups. But then I've also seen the results of over tightened belts on front main bearings.
I think there was an issue with JBA no longer offering a mid pipe for their headers. IF you want mid lengths look into Bassani. Though the gaskets you just ordered won't work with Bassani headers.
I'm on the stock starter at 134K. They're already small. You can throw some heat shielding on if...
Depends on the header. I can't remember which allow it and which don't. The one time I needed to get the bellhousing off my engine with the Bassanis in place I had to remove one collector to get the clearance. Maybe tilting the engine or even dropping the K a couple inches would have made it so...