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Forum: Performance Parts For Sale/Wanted 02-23-2024, 03:43 PM
Replies: 2
Views: 253
Posted By RAIV-Z
https://forums.maxperformanceinc.com/forums/showth...

https://forums.maxperformanceinc.com/forums/showthread.php?t=765739
Forum: Pontiac - Race 02-09-2024, 09:19 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Picked up some 91mm turbos and wastegates from...

Picked up some 91mm turbos and wastegates from Rodney Butler. Possible addition sometime in the 2024 season.

Comparison based on timeslips and http://www.wallaceracing.com/Calculators.htm racing...
Forum: Pontiac - Race 01-29-2024, 12:16 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Not sure at this point when additional boost...

Not sure at this point when additional boost won't make more power. We still have timing to play with too.
Forum: Pontiac - Race 01-27-2024, 08:46 AM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Hi Stan, That was at 28.1lb peak boost.

Hi Stan,

That was at 28.1lb peak boost.
Forum: Pontiac - Race 01-26-2024, 10:28 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Hub Dyno Session last December, EGT's looking a...

Hub Dyno Session last December, EGT's looking a bit on the hot side.
Forum: Performance Parts For Sale/Wanted 12-19-2023, 05:16 PM
Replies: 56
Views: 28,768
Posted By RAIV-Z
Christmas 2023 Bump!

Christmas 2023 Bump!
Forum: Performance Parts For Sale/Wanted 11-03-2023, 08:58 PM
Replies: 56
Views: 28,768
Posted By RAIV-Z
Yes, they are still for sale. The Raven would...

Yes, they are still for sale. The Raven would like some 2023 winter upgrades :D
Forum: Pontiac - Race 10-17-2023, 05:13 PM
Replies: 15
Views: 1,247
Posted By RAIV-Z
I've used ultra copper without gaskets.

I've used ultra copper without gaskets.
Forum: Pontiac - Race 09-19-2023, 05:04 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Thanks for the feedback. We're also going to...

Thanks for the feedback. We're also going to soften up the chamber a bit on this go around.
Forum: Pontiac - Race 09-19-2023, 05:02 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Yes, Ti Intake and Inconel Exhaust. When we get...

Yes, Ti Intake and Inconel Exhaust. When we get it back together well pull the timing way back to start with again.
Forum: Pontiac - Race 09-16-2023, 12:35 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
A few before/after pics of the chambers.

A few before/after pics of the chambers.
Forum: Pontiac - Race 09-08-2023, 11:06 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
No EGT's, Average back pressure ratio over a run...

No EGT's, Average back pressure ratio over a run is ~1.5:1.
Forum: Pontiac - Race 09-08-2023, 11:05 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Yeah, we need some tuning work here.

Yeah, we need some tuning work here.
Forum: Pontiac - Race 08-30-2023, 05:32 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
On most of the passes we weren't pulling timing...

On most of the passes we weren't pulling timing on the brake, it was at 32. When we did try pulling timing on the last run when it stalled on the line, it was at 30, which was not expected as the...
Forum: Pontiac - Race 08-30-2023, 05:23 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
The chambers are heart shaped. No EGTs yet. When...

The chambers are heart shaped. No EGTs yet. When we get it back together, we'll pull a bunch of timing out and then ramp in back in slowly again.
Forum: Pontiac - Race 08-29-2023, 06:56 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Methanol, sometime in the future when we decide...

Methanol, sometime in the future when we decide to drop weight. I'd like to figure this out before switching fuel.


CR is 10:1.


Another theory, valves hanging open/not sealed? We were having...
Forum: Pontiac - Race 08-29-2023, 06:53 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Let me clarify the lean comment. It was lean at...

Let me clarify the lean comment. It was lean at idle after starting it up after sitting for about a week.


AFR during a run was 11.9 to 12.2
Timing at 30lb was peak 27 degrees
Forum: Pontiac - Race 08-29-2023, 04:33 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Fuel system is 7.8GPM and plenty volume there....

Fuel system is 7.8GPM and plenty volume there. Datalog AFRs look really conservative and plenty of fuel pressure.
Forum: Pontiac - Race 08-29-2023, 03:56 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
After Norwalk, we took the top end off after...

After Norwalk, we took the top end off after seeing AFR lean on the passenger side. Checked the usual stuff, O2 sensor, lash, coils, plugs wires, injectors and then a compression test. Multiple...
Forum: Pontiac - Race 08-04-2023, 04:06 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Finally got around to uploading a video...

Finally got around to uploading a video https://www.youtube.com/watch?v=tvr5DqayKqM
Forum: Pontiac - Race 08-04-2023, 02:45 PM
Replies: 41
Views: 9,441
Posted By RAIV-Z
Thanks Stan! We using C16.

Thanks Stan!


We using C16.
Forum: Pontiac - Race 08-04-2023, 02:40 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Hi Mike, Leaving soft, ~8.8-9lb of boost....

Hi Mike,


Leaving soft, ~8.8-9lb of boost. We'll work on building boost on the t-brake without cooking the transmission. Our target is ~18lb on the launch. The current tune is taking ~5 seconds...
Forum: Pontiac - Race 08-01-2023, 07:14 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
The better time slips from Norwalk.

The better time slips from Norwalk.
Forum: Pontiac - Race 08-01-2023, 06:58 PM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Thank you!

Thank you!
Forum: Pontiac - Race 07-28-2023, 06:22 AM
Replies: 2,063
Views: 362,176
Posted By RAIV-Z
Hi Jack, Thanks! Yes, well be...

Hi Jack,


Thanks!


Yes, well be heading to New England Dragway for a few events and some track rentals.
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