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I'm guessing this is a high helix? If so, you can go to 65-70 over, that's what the high helix was designed for, but something to remember, boost...
RBSsuperchargers.com
First off, a rotor R&R is $2300. And newer high helixblowers also have some case changes, like said earlier it would be worth it to buy a good...
So far every application that is running an LB-20 has had success and is very pleased, from nostalgia fuel, tractor pullers and AA- gas cars, we...
Either way the high helix will still be better, remember boost isn't horsepower if it makes to much heat to get it and the parasitic loss of...
It's interesting that you say the 14-71HH only has Teflon strips, in the 32 yrs I've been there I have never built one that way, a good rule of...
In regards to running gear oil over motor oil, the gears in today's superchargers run tighter tolerances than gear mfg.'s really care for, but in...
Rick Santos had pretty good luck with his SBC until they made him add weight cause he was kicking butt, and some didn't take to kindly to it
Littlefield superchargers will have a booth there again for the second year, it's a great show, can't wait for dec to get here,
The rotors you can't get anymore are both the k8s and k9s, reason is there is no tooling for these anymore.
Check your PM's
There is no way to tell from the outside , are you buying this blower from someone? If so why can't you look at it?
When you call Indy, have the manifold there so you can give them some measurements, if they still won't help you,( but they probably will) Chris...
And your sure the block hasn't been decked or the heads cut, if not call Chris at AJPE or Indy cyl heads could just be a mistake in machining that...
@Dave, if he can get it to you that would be great, then you can at least determine what the cause and effects are, and either you can fix it,...
Fowler would be good or Gerardot in Indiana, I deal with both and trust their work,
If you can e-mail me a picture, I might be able to tell what's going on with it, those pins are taper pins driven into the rotor and shaft and...
Let me clarify, we have seen the lb-20 6-71 STD rotor from 12-40%, 8-71 high helix from 25-50% and the 14-71 high helix from 50-70%, and do far...
So far we have seen this blower work just fine from 12% on a NFC to 70% on an alcohol flatbottom and every overdrive in between
If you dont want to deal with psi, call Kevin cantrell, just click on his ad, he probably has them.
