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Search: Posts Made By: Bill Chase
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Forum: DIY PROM
03-30-2024, 06:19 AM
Replies: 26
Views: 784
Posted By Bill Chase

Re: Miniram ~10% bigger injectors on cyl's 1-4

i applaud your diligence. that is a lot of work just to keep the oe ecu. have you considered using the 411 ecu and hp tuners with 24x/1x and cnp? Or are you subject to emissions compliance testing?
Forum: DIY PROM
03-30-2024, 06:08 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

Apparently i registered and never made a post. Their forum is set to autoprune bots & it assumed I was a bot. got it sorted out with an email to the admins. Thanks guys.
Forum: DIY PROM
03-16-2024, 08:57 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

Yeah, for some reason it has me as banned there. Weird too, because I registered there to do some research in 2019, don't think I ever made a post.ended up doing Holley efi, and never went back. Who...
Forum: DIY PROM
03-16-2024, 08:09 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

https://cimg7.ibsrv.net/gimg/www.thirdgen.org-vbulletin/720x1158/screenshot_20240316_085950_2_bfe3470f30481095719badd0cb80a9bb47e0c8ae.png
Basing my assertions that they are different on this. From...
Forum: DIY PROM
03-16-2024, 07:54 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

Those are either auto bins, or have been modified the axcn bin is for the 1991 mn6 cars, and is the one I need. No way in hell they left the factory with that much timing at low rpm high kpa. Thanks...
Forum: DIY PROM
03-16-2024, 07:53 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

double post, deleted.
Forum: DIY PROM
03-16-2024, 07:49 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

Yep, because they had less compression. The 90-91 l98 was a true 10.28:1 scr. They were rated higher power too.
Forum: DIY PROM
03-16-2024, 07:45 AM
Replies: 18
Views: 292
Posted By Bill Chase

Re: 1991 axcn info needed

Nope, guaranteed the 90-91 y body used different pistons than the previous years. This is documented, they are a true flat top with four valve reliefs, similar to later lt1 pistons, but still had...
Forum: DIY PROM
03-15-2024, 12:03 PM
Replies: 18
Views: 292
Posted By Bill Chase

1991 axcn info needed

Anyone have a totally stock axcn bin,and the right definition file to read it using tunerpro?

The 90-91 vettes used different pistons, and were rated at 250 HP, so no doubt their sa tables are...
Forum: DIY PROM
03-05-2024, 04:34 AM
Replies: 26
Views: 784
Posted By Bill Chase

Re: Miniram ~10% bigger injectors on cyl's 1-4

When you consider the fact that GM went to sequential control of the injectors, and designed the iac passage to have a feed hole at each runner of the lt1... Well, it's telling you that style of...
Forum: Electronics
02-09-2024, 06:01 PM
Replies: 18
Views: 440
Posted By Bill Chase

Re: Need help on a 89 iroc

Wow, this place has degenerated and morphed into another Facebook group. Give-em-hell Sofakingdom!
Forum: TBI
06-15-2023, 06:25 PM
Replies: 78
Views: 44,438
Posted By Bill Chase

Re: Large cap HEI for TBI engine

I feel cheated, got an email notification of the response, I would like to be compensated for the robbery of five minutes of my life. 🤣
Forum: DFI and ECM
03-26-2023, 02:30 PM
Replies: 128
Views: 31,761
Posted By Bill Chase

Re: EDIS Ignition swap (EDIS-8)

terminator x max ECU works with the Ford 36x reluctor, add a simple cam sync and you have full sequential fuel/ignition control, as well as dbw and trans control. The ECU O2 sensor, and unterminated...
Forum: Engine/Drivetrain/Suspension Parts for Sale
03-05-2023, 08:53 AM
Replies: 125
Views: 8,509
Posted By Bill Chase

Re: T-5 help for plastic clutch lines

you can retrofit the 93-97 lines, or get the fittings that convert it to an, and just do it yourself. I am sure the dude has a nice kit, but if you search you can usually do it yourself cheaper. just...
Forum: Engine/Drivetrain/Suspension Parts for Sale
03-05-2023, 08:43 AM
Replies: 17
Views: 2,914
Posted By Bill Chase

Re: TPIS MINI RAM

why are you guys responding to a for sale post dated 2013? did you even bother to look at the original posters profile? he has not been here in over 5 years.
Forum: Engine/Drivetrain/Suspension Parts for Sale
02-27-2023, 02:40 PM
Replies: 2
Views: 594
Posted By Bill Chase

Re: Crane Cams EPS tuneable computer

Can you please post photos of unit, cables, as well as any literature or additional hardware that came with it.
Forum: TPI
01-11-2023, 02:46 AM
Replies: 192
Views: 24,318
Posted By Bill Chase

Re: First Intake Manifold & SLP Runner Project

Old thread, but awesome useful info here guys. How did this compare to the cut/welded accel base and custom long runners you made around that time? I'm assuming you didn't use the first base and...
Forum: TPI
01-08-2023, 04:13 PM
Replies: 206
Views: 12,295
Posted By Bill Chase

Re: Guys running 383's

read a subsequent article on motortrend and he was quoted saying 3192 lobes were used.
Forum: Tech / General Engine
12-27-2022, 11:05 AM
Replies: 37
Views: 980
Posted By Bill Chase

Re: Any recommendations for 1.6 rockers?

Over 95% of the friction and heat created is in the pivot ball and rocker cup, a roller tip by itself is basically a waste of money if you want improved efficiency, it's only redeeming qualities are...
Forum: DFI and ECM
12-13-2022, 09:51 AM
Replies: 7
Views: 889
Posted By Bill Chase

Re: 24x Swap no Spark

You're using a 4x cam signal? If so, that's probably the issue. Nothing gained by using a 4x cam signal unless you have variable cam timing.
Forum: TPI
10-09-2022, 04:41 PM
Replies: 78
Views: 3,289
Posted By Bill Chase

Re: Maxing out a street L98

He said, and I quote "looking for feedback from the been there done that". Just a cold air induction, free flowing exhaust,1.6 rockers, gears, and higher stall converter it probably wouldn't need a...
Forum: TPI
10-08-2022, 06:42 PM
Replies: 4
Views: 2,616
Posted By Bill Chase

Re: Summit cams

https://cimg8.ibsrv.net/gimg/www.thirdgen.org-vbulletin/1196x574/screenshot_75__a4965abca535d0c095db64982e81c4481f6f17a7.png
That is a photo of the 8800, stage 1 of these cams, they are all...
Forum: TPI
10-08-2022, 06:37 PM
Replies: 78
Views: 3,289
Posted By Bill Chase

Re: Maxing out a street L98

Not to disagree with you, or nitpick, but gm tuned them that way so they would last 100,000 miles or more, and they had to operate in the rocky mountains, as well as death valley below sea level,...
Forum: TPI
10-08-2022, 06:16 PM
Replies: 4
Views: 2,616
Posted By Bill Chase

Re: Summit cams

They're made by either Engine Power Components, or Camshaft Machine Co.They are both American companies not junk at all, but hardly a truly custom ground cam either. I wouldn't be afraid to run one...
Forum: DFI and ECM
08-31-2022, 03:41 PM
Replies: 13
Views: 385
Posted By Bill Chase

Re: miniram split blm again.. sorta?

It's actually stable, steady and I'm not expecting OEM like idle. The real issue is an aluminum flywheel that weighes less than 14 pounds, no dual mass flywheel, and Corvette zf6 transmission. The...
Forum: DFI and ECM
08-29-2022, 11:53 PM
Replies: 13
Views: 385
Posted By Bill Chase

Re: miniram split blm again.. sorta?

its a 385. over 10:1 scr, dcr over 8:1 the seat to seat duration is low, 58* of overlap i can throw 32* at it and get kpa to drop to 52-51 kpa, but thats not a long term fix. ive leaned it out...
Forum: DIY PROM
08-29-2022, 09:24 PM
Replies: 42
Views: 9,103
Posted By Bill Chase

Re: I slayed the Miniram split-BLM beast!

I've got some parker 3/8" Id flow control valves for Industrial hydraulics, might take some of the fight out of getting it setup right. As far as the individual lines, probably just use 1/4"...
Forum: DIY PROM
08-29-2022, 11:53 AM
Replies: 42
Views: 9,103
Posted By Bill Chase

Re: I slayed the Miniram split-BLM beast!

To summarize, you shut down the throttle plates to zero, added your plenum and lines, then set iac so it is around 10% or less at idle? And the feed to the iac is pulling from the pcv port so it...
Forum: Alternative Port EFI Intakes
08-29-2022, 11:43 AM
Replies: 25
Views: 2,257
Posted By Bill Chase

Re: Software Dyno + Modern TPI Build = Bolt Together +500ft lbs +500 HP

Sorry for belated response, I get the impression for them to talk about it in-depth with explanation is either treading on proprietary, or above the understanding of anyone who doesn't have extensive...
Forum: DFI and ECM
08-29-2022, 10:45 AM
Replies: 13
Views: 385
Posted By Bill Chase

Re: miniram split blm again.. sorta?

ehr71360-72360 110 lsa
276/280 adv
228/232 @ 50
.576/,576
110 lsa/107 icl
Forum: DFI and ECM
08-29-2022, 06:39 AM
Replies: 13
Views: 385
Posted By Bill Chase

Re: miniram split blm again.. sorta?

The 94 & up lt1 had these they are "individual cylinder fuel trim" multiplier, but remember the ltx has an iac "plenum" with runners feeding each cylinder, so in the case of a Speier ported miniram,...
Forum: DFI and ECM
08-29-2022, 06:27 AM
Replies: 13
Views: 385
Posted By Bill Chase

Re: miniram split blm again.. sorta?

After I typed all that it occurred to me even having a stable afr bank to bank with dual O2 would help. Wish I'd spent the other 1200 and bought the dominator back in 2019, cost a lot more now. Over...
Forum: DFI and ECM
08-28-2022, 02:30 PM
Replies: 13
Views: 385
Posted By Bill Chase

miniram split blm again.. sorta?

Been studying the issue, lots of reading here. Also see how gm dealt with it in the 94-97 lt1 by using individual cylinder fuel multiplier tables for idle, and off idle up to around 14.8 %tps.
With...
Forum: DFI and ECM
08-20-2022, 11:34 AM
Replies: 18
Views: 3,185
Posted By Bill Chase

Re: A conversation about electronic HEI distributors

just do a crank trigger and vortec distributor, then when you are ready to go cnp youre all set, and dont buy the tpi harness, get the universal mpfi harness, its the same money, but already has the...
Forum: DIY PROM
08-15-2022, 09:04 AM
Replies: 10
Views: 312
Posted By Bill Chase

Re: lv8 load numbers kpa conversion

good info, and thank you for the response. I figured the max lv8 would correspond to 100 kpa and wot isnt that difficult to get a decent safe tune, even if its far from optimized. . i am actually...
Forum: DIY PROM
08-15-2022, 08:57 AM
Replies: 10
Views: 312
Posted By Bill Chase

Re: lv8 load numbers kpa conversion

it would be easy enough to wire one up. and log it its just a 0-5 volt intput. any extra ecu channel capable of that could be used. or even a laptop could be used with a cheap arduiano piece?
...
Forum: DIY PROM
08-14-2022, 08:51 AM
Replies: 10
Views: 312
Posted By Bill Chase

lv8 load numbers kpa conversion

looking at various oem tune files. is there a formula to convert maf lv8 load numbers to kpa?
Forum: DFI and ECM
08-08-2022, 03:39 PM
Replies: 18
Views: 3,185
Posted By Bill Chase

Re: A conversation about electronic HEI distributors

curious Joe, have you drilled a hole in the caps of both small and big hei and verified the rotor to plug wire tower gap is bigger on the large cap stuff? reason i ask is, the holley dual sync i...
Forum: DIY PROM
07-31-2022, 07:18 AM
Replies: 27
Views: 2,919
Posted By Bill Chase

Re: Looking for miniram 8d ve & spark maps to compare

then you must not have sent the right bin and xdf. because when i open it it doesnt match this thumbnail .
Forum: DIY PROM
07-30-2022, 05:10 PM
Replies: 27
Views: 2,919
Posted By Bill Chase

Re: Looking for miniram 8d ve & spark maps to compare

hey brian, do you have the sa tables or anything else from this tune? I would love to take a look at it. as well as any cam, exhaust, etc info you have for it.
Forum: Engine/Drivetrain/Suspension Parts for Sale
06-13-2022, 09:13 AM
Replies: 5
Views: 1,164
Posted By Bill Chase

Re: Tpis miniram 1205

How much for the super ram? Nice to see I'm not the only one hoarding sbc efi parts 🤣
Forum: Alternative Port EFI Intakes
06-13-2022, 09:05 AM
Replies: 13
Views: 2,490
Posted By Bill Chase

Re: Edelbrock 3502 Multiport intake. Any thoughts?

just an fyi, you can purchase rail extrusion by the inch from rps and others very affordably, and have them drilled, reamed to final size for cheaper than you may suspect. Then make your own rail...
Forum: Alternative Port EFI Intakes
06-13-2022, 08:27 AM
Replies: 25
Views: 2,257
Posted By Bill Chase

Re: Software Dyno + Modern TPI Build = Bolt Together +500ft lbs +500 HP

But "anyone" isn't saying that. Two of the performance Industry most accomplished induction airflow management technicians are saying it. And if you take the time to sift through some of the older...
Forum: TPI
06-13-2022, 07:41 AM
Replies: 3
Views: 566
Posted By Bill Chase

Re: '91 TPI Engine Upgrades

​​​​​​Plenty of old posts here discussing hopped up 305 trouble is your stated budget isn't going to get you very far at all.
Forum: Alternative Port EFI Intakes
06-02-2022, 10:03 AM
Replies: 24
Views: 1,366
Posted By Bill Chase

Re: Leaking valve covers

with afr heads, and allstar fabricated valve covers this works great! there is no slop in the bolt holes i used a dab of rtv to make the gasket stick to the valve cover i have had it off 3 times now,...
Forum: Alternative Port EFI Intakes
06-02-2022, 09:48 AM
Replies: 24
Views: 1,366
Posted By Bill Chase

Re: Leaking valve covers

for years now gz motorsports has made a very good sportsman kit that they stand behind when used on the street, is a bit pricy, but it is a complete kit several 3rd gen fbody people have used it. ...
Forum: TPI
06-02-2022, 09:08 AM
Replies: 5
Views: 339
Posted By Bill Chase

Re: after market fuel pressure regulator locations?

Holley and Radium make some nice sleek compact efi regulators that can fit into some compact places.
Forum: Alternative Port EFI Intakes
06-02-2022, 08:52 AM
Replies: 24
Views: 1,366
Posted By Bill Chase

Re: Leaking valve covers

Or maybe you prefer to suck it into the intake tract and use that as a source of vacuum? It is far more common with high performance power adder v8 stuff to use a belt driven external vacuum pump, or...
Forum: Alternative Port EFI Intakes
06-02-2022, 08:14 AM
Replies: 24
Views: 1,366
Posted By Bill Chase

Re: Leaking valve covers

if you do not know what i am refferring to when i said vacuum pump I cant help you my friend. crankcase evacuation vacuum pump was the implied meaning, sorry I assumed most here were car guys, and...
Forum: Alternative Port EFI Intakes
06-02-2022, 06:43 AM
Replies: 24
Views: 1,366
Posted By Bill Chase

Re: Leaking valve covers

felpro race gaskets with sleeves to help prevent overtightening, and a quality valve cover should seal it. if blow by is causing it look into some sort of crankcase vacuum pump.
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