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I really have been thinking this might be the way to go. If I can have low 12's high 11's by bolt on's, why would one not!? I'll be watching for a 219 Lingenfelter cam, SR intake and some heads. It'll give me some time to save up for these while I watch. Thanks for the offer to help. I'll be sure to let you know. BTW, you miss a great lunch today!
could use 1.6 roller rockers with that list too...
I've been hoping someone would chime in and tell of their great success but it doesn't look like it. That is surely impressive numbers for bolt ons. I guess the cam is not really a bolt on is it? Did he ever dyno the car? I'd be interested to see what the actual numbers from that engine are. Does he still have that car, is he still around here?
Ralph never had that set-up dynoed, but I have always felt dyno's were a bit overrated..... good for tuning though and I guess can be fun. Whats really important is acceleration.... I think that is what most here are after.
But the actual numbers are 11.6 @ 117 mph..... those are certainly more attractive than a dyno number.
But, I would guess his motor made somewhere around 425 HP and 450+ ftlbs torque, on the chassis dyno, probably around 340-350 rwhp.... but just guessing.
Yes, he still has the car, but runs a more agressive set-up these days with a 406 that has generated 10 second time slips.
Well unfortunately I'm not the expert yet, but I was looking at 195's for a future 383 build. However there are quite a few engine builds that use the 180's on 383's and bigger... I think if you were looking to run the engine up to a higher rpm then you'd want to go with the 195's... I'm sure someone will come along shortly with more knowledge and hopefully some hard numbers to toss at it.
How would the 180's work with a 383 if I decided to go that route?
The AFR 180's would be a "Great" head for a 350 or 383 that is built for the street with a hyd cam..... they flow as well if not better than many much larger runnered heads and keeping with the TPI philosophy of air speed, they would enhance your throttle response.
Great head for a Superram or large tube runnered motor built around street torque and a goal of solid 11 second slips..... however, would probably gasp for air on larger motors or solid rollered motors designed to spin above 6500 rpm.....
88BlkZ- If I remember right, (and I might not) I thought Vic'89 had the AS&M runners with a accel intake. Did he go with a mini ram at some point?
I have ran the TPI setup for over 5 years and this last year I
swapped over to a Miniram setup.
First of all, with the Miniram setup, you will lose that very Torquey
feel when driving around town. For the street, the TPI felt much better.
Again, this is just how the car feels. The Track is a different story.
At the track, the Miniram kills the TPI setup.
I have run a best of 11.38 at 117.5 MPH. The Miniram requires a nice sized convertor to really wake it up.
2020 Corvette of the Year Finalist (appearance mods)
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If you're changing heads and cam, you should also look at the First Intake's version of the TPI. There was a group purchase running in 4-sale recently.
Because of how well this large-tube intake flows, I would think it would perform as well or better around town than the SuperRam. I know at least one perform who picked it for his 383 build (over the mini and the sr).
Note a recent thread I ran asking for problems on the superram (mostly install problems). Also, I dont' recommend either. I'm just providing more info.
The hood clearance issue with the FIRST manifold has to do with a hump on the top side of the throttle body casting. FIRST is aware of this and they will mill the throttle body to provide the necessary hood clearance. The owner of FIRST assures me that this solves the problem.
I am expecting to receive my FIRST intake within the next week or so.
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