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Search: Posts Made By: BadSS
Showing results 1 to 50 of 498
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Forum: TPI
04-11-2024, 08:23 PM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

When I swapped over to a box-stock FIRST it ran 12.60s in similar track conditions. During the initial test drive, I thought the shift-point was going to be 6,000 or 6,100 RPM (the SLP/TPI combo...
Forum: TPI
04-11-2024, 03:46 PM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

Yep, you can see in the graph I posted earlier the juice was worth the squeeze.
Forum: TPI
04-11-2024, 03:44 PM
Replies: 10
Views: 343
Posted By BadSS

Re: 1991 Magazine Test with AS&M vs First

Edited post to include engine info
Forum: TPI
04-11-2024, 09:51 AM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

I was in a time crunch when I posted that and intended to come back and say that these longer runner intakes are even more sensitive to header diameter, primary length, and the collector length. And...
Forum: TPI
04-11-2024, 06:52 AM
Replies: 10
Views: 343
Posted By BadSS

Re: 1991 Magazine Test with AS&M vs First

I actually have that 1991 Car Craft magazine and always thought something was a little off with it. The AZ Speed TPI system made more HP than the FIRST (Electromotive) and the Super Ram. I know the...
Forum: TPI
04-11-2024, 06:30 AM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

I was emailing Alan a good bit when he was planning the 369 AFR build with the FIRST base and modified SLPs adapted to the FIRST base. I tried to get him to NOT cut all the divider out of the gutted...
Forum: TPI
04-10-2024, 01:55 AM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

I’ve intended to join in, but tonight is the first night I’ve had some free time.

I went down a similar path back in 2000, but have no air-speed measurements to share. I ported a stock TPI base,...
Forum: TPI
04-09-2024, 07:48 PM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

Most 23-degree SBC heads run between 5.25" to 5.45" long - some will be a little shorter and some a little longer. The AFR 210s are 5.33" long (measured recently).
Forum: TPI
04-09-2024, 07:33 PM
Replies: 289
Views: 7,323
Posted By BadSS

Re: My custom ported H/C/I L98 refresh thread

It's his "Velocity Spreadsheet". You could get all those numbers "manually" (https://speierracingheads.com/head-size-info.html) but he was offering the spreadsheet for $25.00 about a year ago. ...
Forum: Tech / General Engine
03-28-2024, 01:06 PM
Replies: 7
Views: 347
Posted By BadSS

Re: Aftermarket Engine Blocks?

I agree with Orr on the blocks and the displacement.

I’ve always wanted to build a 13-degree 420 or 434 and tried to talk the folks I built the last two engines for into running them. They,...
Forum: Tech / General Engine
03-28-2024, 07:08 AM
Replies: 7
Views: 347
Posted By BadSS

Re: Aftermarket Engine Blocks?

First, streetable is subjective – from mild to wild and everywhere between. YOUR definition plays a huge part in what is needed for the particular objective and more importantly the cost.
...
Forum: Tech / General Engine
03-17-2024, 04:19 PM
Replies: 11
Views: 529
Posted By BadSS

Re: Carbed Intake technology old vs new

That used to be, and probably still is a well sought-after intake for those in CA, since it has an CARB EO number (and EGR provision). It looks a lot like the old 67-69 Z28 intake and the Chevy...
Forum: Alternative Port EFI Intakes
03-01-2024, 07:09 PM
Replies: 150
Views: 17,762
Posted By BadSS

Re: FFI Intake 406ci w/ XFI 280 Cam Build Update: Now running W/ Video!

It probably won't make any difference, but if you're going to redo the fuel lines, I'd suggest swapping the inlet and outlets. Running the longer line to the inlet with the wide turn to the rail and...
Forum: Alternative Port EFI Intakes
02-29-2024, 04:09 PM
Replies: 150
Views: 17,762
Posted By BadSS

Re: FFI Intake 406ci w/ XFI 280 Cam Build Update: Now running W/ Video!

Oil leak - Double check the pcv to make sure it is working properly. Could be getting a little blow by until the rings seat, which should be soon after start up.
Forum: Tech / General Engine
02-27-2024, 09:40 PM
Replies: 2
Views: 199
Posted By BadSS

Re: L82 cam

My experiences with the cam mirrors Sofa's. It is a retarded cam - using zero advance at the timing chain, it should give you 115 Intake center and exhaust center at 113 degrees (lobe separation...
Forum: Alternative Port EFI Intakes
02-26-2024, 11:39 PM
Replies: 150
Views: 17,762
Posted By BadSS

Re: FFI Intake 406ci w/ XFI 280 Cam Build Update: Now running W/ Video!

It doesn't look like the hose fitting is properly seated.
https://cimg8.ibsrv.net/gimg/www.thirdgen.org-vbulletin/367x244/screenshot_2024_02_26_230740_37ad0785fe34779dd00ee78b144dfb5d5f06cf4b.png
Forum: TPI
02-14-2024, 10:12 AM
Replies: 14
Views: 553
Posted By BadSS

Re: First Fuel Injection intake

SB, I didn’t realize or had forgotten you installed a FIRST on a 305. Just so I’ll know for future posts, it does look like it helped the 305 based on the VE table. Was the TPI it replaced stock? ...
Forum: TPI
02-13-2024, 02:01 PM
Replies: 14
Views: 553
Posted By BadSS

Re: First Fuel Injection intake

The FIRST needs a standalone fuel pressure regulator and you’ll need to run a new fuel feed and return line. Test fit it to see if you need to remove material at the “cut out” at the back of the...
Forum: History / Originality
01-27-2024, 08:38 PM
Replies: 9
Views: 429
Posted By BadSS

Re: 1989 formula goes for $5,500 at Barrett Jackson

That was a good buy.

Yep, I had the same issue with the old 3M window tint on my old Monte Carlo. After about 10 years I could see it starting to change colors. It turned as purple as the tint...
Forum: TPI
12-26-2023, 10:46 PM
Replies: 63
Views: 2,629
Posted By BadSS

Re: Whats the deal with the First Fuel Injection TPI?

Generally speaking, when you go bigger on the CSA than you “need”, it won’t be able to pick up enough top end to make up for the midrange it will lose.

There was an old test on a stock engine...
Forum: TPI
12-23-2023, 03:41 PM
Replies: 63
Views: 2,629
Posted By BadSS

Re: Whats the deal with the First Fuel Injection TPI?

This may be hard for some to believe, but if you want to get the most power out of a FIRST, you need to go big on the cubes, large on the heads and head-flow, and relatively big on the cam (compared...
Forum: Alternative Port EFI Intakes
11-16-2023, 09:29 AM
Replies: 247
Views: 15,696
Posted By BadSS

Re: T-Ram vs. TPI, Dyno Results....

If the prototype’s runners and base entry are 1.6” wide and 2” tall, the area would be 2.01” cross-sectional area (CSA) for a 1.6” circle, plus .64” CSA for the remaining area of .4 x 1.6 rectangle,...
Forum: Alternative Port EFI Intakes
11-09-2023, 02:57 PM
Replies: 150
Views: 17,762
Posted By BadSS

Re: FFI Intake 406ci w/ XFI 280 Cam Build Update: Now running W/ Video!

Yep I’d rather go with a slow bleed down lifter myself. Didn’t see that. I have no experience with any of them, but anything they have on the market to help prevent lobe wear would be good insurance....
Forum: Alternative Port EFI Intakes
11-09-2023, 05:04 AM
Replies: 150
Views: 17,762
Posted By BadSS

Re: FFI Intake 406ci w/ XFI 280 Cam Build Update: Now running W/ Video!

Using the wrong pistons has put the ring ridge a lot lower in the bore than it should. It shouldn’t be a big deal if the pistons came out without much effort - regardless, I’m sure the machine shop...
Forum: Alternative Port EFI Intakes
11-01-2023, 05:06 PM
Replies: 150
Views: 17,762
Posted By BadSS

Re: FFI Intake 406ci w/ XFI 280 Cam Build Update: Now running W/ Video!

Man, that means at best you had 8:1 compression. No wonder you had such a hard time tuning in that 236/241 cam - even with it on a 113 degree spread.

Like Tom said, it’s going to be a totally...
Forum: Tech / General Engine
09-19-2023, 06:26 PM
Replies: 7
Views: 378
Posted By BadSS

Re: oil in carby

Typically, you should be able to bend the baffles a little to clear, but sounds like they removed them.

They make baffled grommets - under $5 usd if you can find them locally. They work fairly...
Forum: TPI
09-11-2023, 11:46 AM
Replies: 15
Views: 633
Posted By BadSS

Re: Missing Horsepower?

If you're estimating 270 rear wheel by your extrapolations through an automatic, with drive accessories, and exhaust, then that converts to approximately 338 fly wheel HP which is what those other...
Forum: Alternative Port EFI Intakes
08-28-2023, 02:10 PM
Replies: 247
Views: 15,696
Posted By BadSS

Re: T-Ram vs. TPI, Dyno Results....

Thanks for the update. I’d love to go back to the Tetons - loved Jackson Hole, but it’s been a number of years. Hopefully, it hasn’t changed a lot and I can see it again sooner than later.
Forum: Alternative Port EFI Intakes
08-27-2023, 03:47 PM
Replies: 247
Views: 15,696
Posted By BadSS

Re: T-Ram vs. TPI, Dyno Results....

I appreciate the effort and reporting of your dyno results. It’s been extremely interesting and informative.

As I understand you’ll be testing a siamesed runner intake next and possibly a FIRST...
Forum: Tech / General Engine
08-20-2023, 06:20 PM
Replies: 544
Views: 38,136
Posted By BadSS

Re: Some questions during install of my new 406 SBC - street/strip/show/autoX

I've always worried about the green team killing off hot rod parts manufacturers. However, all this crap being sold, even by previous repeatable manufactures, is going to do it for them.

Glad you...
Forum: Tech / General Engine
07-23-2023, 05:51 PM
Replies: 6
Views: 702
Posted By BadSS

Re: Starts, Runs great for 2 Minutes then dies

Sounds like the coil to me. They’ll do that if there is a bad ground or on the way out. Double check your grounds and as said bypass the MSD box to rule that out. Good luck.
Forum: Tech / General Engine
06-15-2023, 02:59 PM
Replies: 22
Views: 13,527
Posted By BadSS

Re: what are the best mods for a 1987 305 TPI?

Congrats on the graduation. I take it English wasn't your strongest subject? Just an FYI, this question was asked 14 years ago.
Forum: Tech / General Engine
06-15-2023, 04:19 AM
Replies: 7
Views: 620
Posted By BadSS

Re: Opinions on these parts for a 305 lg 4 upgrade.

Chances are you will need a different length than stock. You'll need to get a pushrod length checker to be sure - pushrods should be the last engine part you buy.

You will need a set of heat...
Forum: Tech / General Engine
06-14-2023, 10:22 AM
Replies: 7
Views: 620
Posted By BadSS

Re: Opinions on these parts for a 305 lg 4 upgrade.

I’m not sure of the availability of used Vortec heads for you, but if you’re just wanting some extra power and not really trying to get all you can out of it, a set of Vortec heads and a vortec qjet...
Forum: Tech / General Engine
06-14-2023, 12:32 AM
Replies: 7
Views: 620
Posted By BadSS

Re: Opinions on these parts for a 305 lg 4 upgrade.

The Q-jet will work fine with the 7104 intake and the TFS heads.

The part number on the heads you listed are for a hydraulic roller cam. The flat tappet heads are TFS-30310001...
Forum: Exhaust
05-25-2023, 08:49 AM
Replies: 15
Views: 886
Posted By BadSS

Re: Recommend a good flowmaster 80 series alternative

That’s not entirely surprising for idle, cruise, and moderate part throttle with the MAF system. However, I would have lost money betting your AFR would have shown lean under WOT - unless it was...
Forum: Tech / General Engine
05-24-2023, 02:53 AM
Replies: 6
Views: 1,054
Posted By BadSS

Re: 406 SBC starter troubles

Lots of bad videos out there, but this should prove helpful.
https://www.youtube.com/watch?v=Iv6a_CzX1pw
Forum: Exhaust
05-18-2023, 08:45 PM
Replies: 15
Views: 886
Posted By BadSS

Re: Recommend a good flowmaster 80 series alternative

Glad you like it - thanks for the review. I didn't have any drone with the Welded Ultra Flo, but was a little worried that the MagnaFlow might (since I've never run one).

If you don't have a...
Forum: Exhaust
05-15-2023, 03:28 AM
Replies: 15
Views: 886
Posted By BadSS

Re: Recommend a good flowmaster 80 series alternative

A single 3" exhaust system with mandrel bends flows enough to support about 325HP without losing any power. The straight through mufflers like the Welded Ultra Flo and the MagnaFlow flow enough to...
Forum: Exhaust
05-14-2023, 03:28 PM
Replies: 15
Views: 886
Posted By BadSS

Re: Recommend a good flowmaster 80 series alternative

Dynomax Welded Ultra Flow 17227 if you can find one in stock. It's fairly quiet at cruise and has a relatively quiet but deep rumble to it. However, it gets pretty loud under wide open throttle.
...
Forum: Tech / General Engine
05-10-2023, 02:21 AM
Replies: 7
Views: 304
Posted By BadSS

Re: Tuning a Pleistocene era 1981 ECM for a quicker advanced curve?

The 1981 Computer Controlled Carbed Corvette is a one year only 8.2:1, 350cid. I'm not familiar with this "one of" CCC system - I did a quick search for the knock sensor part number and couldn't find...
Forum: TPI
04-19-2023, 08:55 PM
Replies: 12
Views: 1,591
Posted By BadSS

Re: L98 Rebuild- Cam Questions

I ran a 268/278, 218/228-110, .497/.502 (1.6 rockers) flat tappet in my old 1986 IROC with a 9.8:1, 355 with a ported TPI base and plenum and SLP runners. Ran pretty good with 24lb SVO injectors and...
Forum: Wheels and Tires
03-17-2023, 10:21 PM
Replies: 11
Views: 524
Posted By BadSS

Re: Recommended lug nuts for CTW wheels

I bought a set of the SLP 3rd Gen specific 17" x 8" ZR1 wheels years ago and needed something that used a thin wall socket. I can't speak for the quality of them now, but the West Coast Wheel...
Forum: Wheels and Tires
03-17-2023, 06:50 AM
Replies: 18
Views: 646
Posted By BadSS

Re: 18” drag radials or 15” on rear?

LOL you DO know me - that was my EXACT line of thinking.
Forum: Wheels and Tires
03-16-2023, 03:20 PM
Replies: 18
Views: 646
Posted By BadSS

Re: 18” drag radials or 15” on rear?

That is so true. I watched a number of YouTube videos, but I know sometimes, OK most of the time, you have to take them with a grain of salt. That’s why I was hoping to hear from folks like you guys....
Forum: Wheels and Tires
03-16-2023, 09:53 AM
Replies: 18
Views: 646
Posted By BadSS

Re: 18” drag radials or 15” on rear?

Thanks Qwk, I needed that info as long as it’s been since I needed a tire that would hook with any kind of power.

Orr, that’s promising with you able to hook 1400whp with those 15” MTs. I’m...
Forum: Wheels and Tires
03-15-2023, 06:30 PM
Replies: 18
Views: 646
Posted By BadSS

Re: 18” drag radials or 15” on rear?

Thanks Orr, that was what I was looking for - while 0.8" shorter, the 305/35/19s has almost an inch more tread width and harder to hook than the 295/55/15s. I figured as much. I think I'm leaning...
Forum: Wheels and Tires
03-15-2023, 06:20 PM
Replies: 18
Views: 646
Posted By BadSS

Re: 18” drag radials or 15” on rear?

Thanks Qwk. It's been years since I've had the car on the road and tires have come a long way. I've watch a lot of videos on 200 utqg vs drag radials on the street and it seems like it's about 50/50....
Forum: Wheels and Tires
03-15-2023, 01:29 PM
Replies: 18
Views: 646
Posted By BadSS

18” drag radials or 15” on rear?

I’ve always had a second set of rear wheels and tires for the car. This was when it was my daily driver, running a relatively hard compound for back and forth to work and for long trips, and a set of...
Forum: TPI
02-23-2023, 12:53 PM
Replies: 77
Views: 26,099
Posted By BadSS

Re: The “MegaRam” FIRST (FFI) TPI Intake

Thanks for bringing this post back to life and reminding me how long it’s taken me to get the car back on the road. :(

I’ve started and had to stop numerous times over the years. I’ve made some...
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