2 bolt main....stroker?
Far as multiple tunes the only reason I can see for that in an NA car would be changing fuel. Otherwise the pcm has a LOT of tables to scale everything off of and you can make it do pretty much whatever it needs to based on changing conditions..
Like these guys are saying, don't spend money on stuff that isn't necessary based on your goals and have it affect the parts that really matter.
Ive turned it over 9k before and broke 8 valvesprings
bearing still like new
save that money and put money in the heads
The Best V8 Stories One Small Block at Time







