I will provide my own experience here.
First your article probably concerns some car with a BB chevy ford or mopar and who knows what done to the engine heads and compression. Mix that with who knows what fuel, radiator size and config. An oil cooler on a BB chevy bored 60 over sitting in a 5...
In my experience these transmissions do not stand up to the hp and toque the Buick makes. I have never found one to last long. They do not use a BRF valve body and do not have the correct clutch clearance and line pressures.
Your best bet is someone who understands the performance of these cars...
I will play devils advocate here.
New parts are not always the way to go.
I have had plenty of success refurbishing stock rods, refurb crank by turning or welding and turning, using stock pistons or reasonably priced forged pistons and using most of the other stock hard parts.
Timing chain...
To be honest, unless your are really needing the battery in the trunk fro weight it is not really that necessary.
Most IHRA and NHRA sanctioning bodies require that a battery in the trunk requires an external disconnect switch.
Ben plenty of low 10's with stock location battery. I would just...
That I will agree with. These engines are not like SB, they nee more care and attention given. It is also the reason you cant build them for 500 dollars like an SBC. They require a little more labor to check, recheck and verify and polish.
I personally blue print every front cover and ensure...
No reason and no recommended to use Teflon tape or paste.
I personally use a little of the EARLS lubricant when assembling my AN stuff or building the AN lines.