Yes, they are.
The Romac (for instance) blower balancers have a thicker hub, and come with a larger seal. they are also set up with double keyways, becasue shearing one is not unheard of.
Yes, they are.Thank you, I'm intrigued by this innovators west. Are they really that good?
Also what is the significance behind the different crank keyways and like bolt patterns? What's a blow hub for, different offset?
Adding a bunch of side load to a cast crank snout is not on my list of acceptable gambles. If I had a customer insist on it, he'd be someone else's customer.lol, I'm only reading deep in fear of buying something mediocre and costing myself more in the long run.
I feel that the performance will increase from stock since it's obviously not in its best condition. But I understand it's not going to be a night and day difference and extremely noticeable.
And yes I agree that things snowball very quickly talking to some people, somehow I'll go from wanting heads and a cam to some dude telling me that I need like 52 other things first, which makes forums challenging to sift through.