Im a amateur tuner have been for 15 years . My car had about the same boltons as you with ALKY single nozzle. I had just got it in the 12s (high) I bolted on a 5857 a reburned chip and Im heading down to the 11s when my wallet got ripped from my pocket stomped allover
As soon as you decide...
Steve did a lot of TB back in the day. Im not sure how much demand there is today for them. I can't believe RC garage has not jumped in.
20 years ago I did one for my 4.0 jeep, and I have considered now that im retired to get a bench lathe. More to it than punching out the bore.
PS the ball bearing is +500.00 on top of 799.00
I have a old Precision 5857 that uses the F57 exhaust wheel That make good stuff
If its not Dave or Lonnie it a crap shut.If you leave it stock he may be OK but Lonnie and Dave have built custom hard parts that can take the extra HP Your buddy...
Most turbo Buicks on this sit make 400+ HP and torque.A 400 Pontiac can make some good power too.
A turbo 400 has been put behind ever high horsepower engine out there. so anyone should be able to make one work.
Likewise with the 200 but it was behind 305 chevy the Cadillac and a half a dozen...
your correct my BLMs were128 right up to the water box. I was so fixed on the wrong side of my problem. I start down the rabbit hole I forget to pump the brakes, put the gray mater in gear. Its good to have good help. Not so sure im much help but I try.
I did no open your log .but went back and looked at a old logs 2019. My car made 8 1/4 mile passes BLMs slowing climbing. My log book and notes reflect me having a problem I have two passes with KR. Im making corrections at 140. because it stays around 125 -135
Im making correction and two...
Ohio has Extreme Automatics. Lonnie is good with the 200 too. 513-898-0553
Dave gets most build on this sight.
Pick your builder wisely or we will be using the fames words from the Last Crusade " He chose poorly"