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That is music to my ears. Is that your guestimate or have you seen some data points.I have seen some tests on the Forum particularly by Vengance
but then again they are selling them. I believe that the 102 couldn't be
worse than the 92 but it is safer than what I had to do with the fuel rail
hold down washers. I had A injector leak at startup that could of reduced my vette to Carbon.
Theres a posting somewhere over on LS1tech where Ron from Vengence states a ported 90 or 92 is equal to a 102, but when you port a 102 it makes about 10rwhp more than a ported 90 or 92
I wasn't always the driver...looking at my run spreadsheet I used to get a lot of 2.1's!! It takes practice period. Like riding a bike and helps to listen to guys who can do it. The key is to not dump the clutch nor ride it too long. There's a happy medium. Don't be discouraged if you don't get 10's right away. Everybody in the 10's or low 11's has a lot of runs under their belt before they got there.
I have a helmet cam now so I'll try to get some vids of launches from in the car so you can hear what I do. That's useful. I listened to my buddy Retrotech a lot and that helped me.
Please try to get the .drf files from the dyno operator. It will be really informative for all of us to see exactly what the TF difference is..and, when you get your 102 on you can see again exactly how much you gained and where.
The Winpep 7 software is free on dynojet's website if you want to do it yourself I'll email you my runs. Or I'll do it for you if you email me yours.
Hey Joe, Be careful with that Helmet Cam. You may just see the HUD " Heads up display" LOL
In looking at the FAST 102 and measuring A few things Its design is
most interesting and in taking it apart I may get some pics of the internals. I got A PM From Spin and I think he has something up his sleve.
I do want to thank all who helped & supported Me in getting this thing
together. I learned much and if there is anything I find that would be helpful in any way to share I will put it out there. Leon
Leon,
Great numbers and thanks for sharing all the info, it definitely helps everyone with the sharing. I followed your posts and you have done your research. I'm betting the TFSs kick in way down low with lots of tq and hp throughout. As you stated, the TFSs definitely proven for the KEY numbers, and that is the avg hp/tq. Again, thanks, and enjoy that new found power.
Mike C sends
Well I decided to take the 102 apart. Some interesting revelations here.
I had my stock heads sitting on the bench and was curious if the severe
mismatch was there so I decided to bolt the lower shell on to the stock
Head. Well Low and behold the Floor of the FAST 102 matched pretty well
in pic #1. I then decided to remove my FAST 92 from my car with the TRICK FLOWS. Pic #2 shows the 102 on the TRICK FLOWS .There is no Shoulder on the Floor and the rest of it looks pretty good. I dont mind doing this so I can figure out what the Gig is.
Check it out .
Well I decided to take the 102 apart. Some interesting revelations here.
I had my stock heads sitting on the bench and was curious if the severe
mismatch was there so I decided to bolt the lower shell on to the stock
Head. Well Low and behold the Floor of the FAST 102 matched pretty well
in pic #1. I then decided to remove my FAST 92 from my car with the TRICK FLOWS. Pic #2 shows the 102 on the TRICK FLOWS .There is no Shoulder on the Floor and the rest of it looks pretty good. I dont mind doing this so I can figure out what the Gig is.
Check it out .
As soon as I can. Right now I'm figuring out why the 92 has A huge port mismatch and the 102 doesn't in any meaningful way. I think Im on to it
and may have A answer soon. I have something to put in the MAIL in the AM.
I haven't really concluded that the FAST 90 was damaged from PORTING
though it was obviously overported in many places. I am more concerned about the 1/4" Floor obstruction. I know the Porter did not hack 1/4" off
the bottom floor of the runners which makes this larger question something
worth finding out. I have both manifolds along side eachother and I will have Pics and A general conclusion.
The 102 has a reasonable PORT MATCH for the OEM 243 Head. The Floor
is raised or I should say the whole Port sits higher than that of the 92
I have. The PORT MATCH with the102 and the TRICK FLOW leaves very
little to be done. If I get a + benefit from porting the 102 I will never know.
What I do know is the 92 was mismatched at many places in the pictures
taken previously and logic says I should have some extra ponies from the
port match alone and whatever comes from the presumption the 102 is a better manifold. Here is A couple Pics of the 102. It is now ready.
The 102 has a reasonable PORT MATCH for the OEM 243 Head. The Floor
is raised or I should say the whole Port sits higher than that of the 92
I have. The PORT MATCH with the102 and the TRICK FLOW leaves very
little to be done. If I get a + benefit from porting the 102 I will never know.
What I do know is the 92 was mismatched at many places in the pictures
taken previously and logic says I should have some extra ponies from the
port match alone and whatever comes from the presumption the 102 is a better manifold. Here is A couple Pics of the 102. It is now ready.
Does this mean that the standard FAST 92 has the severe floor mismatch like yours, but the 102 does not, such that a change to Trick Flows is best accompanied by a change to the 102?
Does this mean that the standard FAST 92 has the severe floor mismatch like yours, but the 102 does not, such that a change to Trick Flows is best accompanied by a change to the 102?
That adds a lot to the TF Head purchase.....
I didn't check this with my ported fast 92 and tf's. So not sure if I have this mismatch. But my car makes good power with it as is and runs like a beast. Curious to see if he gains anything from the 102 being BetteR matched and ported.
I didn't check this with my ported fast 92 and tf's. So not sure if I have this mismatch. But my car makes good power with it as is and runs like a beast. Curious to see if he gains anything from the 102 being BetteR matched and ported.
There is no doubt you are setting the bar on power.
And even with his port mismatch Leon has 50/50 over my setup with just heads being different Can't argue with that.
You are correct it will be interesting to see the 102 results.
Dyno .def files would make this excellent analysis complete!