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Search: Posts Made By: brodysZ28
Showing results 1 to 50 of 499
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Forum: Tech / General Engine
04-09-2019, 03:13 PM
Replies: 55
Views: 20,354
Posted By brodysZ28

Re: Thirdgen Smog Pump as Vacuum pump?

Wondering how this turned out? I am interested in doing this with a mist separator upstream of it to protect it from the oil.
Forum: Engine/Drivetrain/Suspension Parts for Sale
01-31-2019, 10:36 AM
Replies: 27
Views: 2,153
Posted By brodysZ28

Re: 91 Trans Am part out 305 TPI

Okay, thanks.
Forum: Engine/Drivetrain/Suspension Parts for Sale
01-29-2019, 10:59 AM
Replies: 27
Views: 2,153
Posted By brodysZ28

Re: 91 Trans Am part out 305 TPI

Hey, can you message me price and pictures for the full serpentine swap?
Forum: Tech / General Engine
01-22-2019, 07:54 AM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

Shooting for high compression obviously increases the risk of detonation. Looking into the J&S Safeguard ignition box for the higher spark energy and automatic timing retard/detonation sensing....
Forum: Group Purchases
01-04-2019, 03:28 PM
Replies: 0
Views: 1,439
Posted By brodysZ28

Discount for J&S SafeGuard Ignition Box

I am interested in purchasing one of these units and asked John at J&S about a possible group buy if anyone else is interested. The universal model is $595, knock sensor kit is $55, and the knock...
Forum: Tech / General Engine
12-26-2018, 09:56 AM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

But if I go 11:1 I should scale back the cam to get the 8.1:1 DCR, correct? Heard of Tool Room springs? The heads were assembled with those and XcelDyne valves too. Seems like he used good stuff.
Forum: Tech / General Engine
12-26-2018, 08:26 AM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

I won't want to be changing springs every year, so I will factor that into the decision. Not as concerned with idle/low end power. Most 4.125/4.155 bore, 4" stroke are actually 6" rods. doesn't leave...
Forum: Tech / General Engine
12-24-2018, 10:00 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

The solid rollers seem to carry power really well, like 1000 rpm within 20 hp or so. So yea 6800 would be great. Now going to the more drag race only, what am I losing for driveability? Just low end...
Forum: Tech / General Engine
12-24-2018, 08:24 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

I don't. All I was given was 0.700 and 0.800.
Forum: Tech / General Engine
12-24-2018, 04:37 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

2.125 and 1.6 valves. It's a 4" stroke and 4.155 bore. I will go with a solid roller and high end direct oil axle style lifters. Yea the carb may need to go. I have it already so figured I'd try....
Forum: Tech / General Engine
12-24-2018, 10:39 AM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

Ohh yup. I didn't realize it was a LS. Heard a lot about him though and intake/head porting.
Forum: Tech / General Engine
12-23-2018, 09:42 AM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

Sure, The goal is to make the most power in the high rpm, say 4500 - 7500, and use 93 octane and a solid roller. The parts I have are: Dart SHP block that will be 4.155" bore, Liberty 4340 forged...
Forum: Tech / General Engine
12-20-2018, 08:26 PM
Replies: 11
Views: 2,284
Posted By brodysZ28

Re: Icon Pistons Quality Opinions

I will be sure to check that. they were too loose in the diameter or vertically? What don't you like about the 1/16 rings, but like about 1mm? I tried calling Mahle. Left a message and they never...
Forum: Tech / General Engine
12-20-2018, 03:12 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

Also glad to have you guys sharing your knowledge :thumbsup:
Forum: Tech / General Engine
12-20-2018, 03:11 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

Yes - trade-offs. So my trade-off is low end torque for high end, say 7000-7500 power on 93 octane. Definitely not saying "what is the perfect performance cam for sbc"... thats why I prefaced with...
Forum: Tech / General Engine
12-20-2018, 02:42 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Re: Intake Closing Point vs Cylinder Pressure

Yea, so the cranking compression may not mean much at all once VE gets high since when the engine is running the effective compression is actually higher than static compression, and dynamic...
Forum: Tech / General Engine
12-20-2018, 01:38 PM
Replies: 28
Views: 4,138
Posted By brodysZ28

Intake Closing Point vs Cylinder Pressure

Every engine is different, but has anyone seen any studies done on the optimal intake closing point to maximize peak engine power or torque? The general idea behind it can be seen here:
...
Forum: Tech / General Engine
12-18-2018, 03:57 PM
Replies: 11
Views: 2,284
Posted By brodysZ28

Re: Icon Pistons Quality Opinions

I can't see why I wouldn't try these out. I talked to Schneider Racing Cams today too, and he thought Icon was a good piston. I ordered a set from summit, price matched to Jegs for...... $446.99. I...
Forum: Tech / General Engine
12-17-2018, 06:55 PM
Replies: 11
Views: 2,284
Posted By brodysZ28

Re: Icon Pistons Quality Opinions

Wiseco only adds $50 to modify a set of off the shelf pistons. Not bad at all. However, that piston is $970 to begin with before rings. So, the risk to me so far from everything that I have seen is:...
Forum: Tech / General Engine
12-17-2018, 03:14 PM
Replies: 11
Views: 2,284
Posted By brodysZ28

Icon Pistons Quality Opinions

I am in the process of selecting who's piston to use for my next motor. They will be for a 434 sbc (4.155 bore, 4" stroke, 6" rod). They will be a forged 2618, or 4032 alloy, with a ~20cc dish. Most...
Forum: Exhaust
06-30-2017, 10:38 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

https://www.youtube.com/watch?v=fCio5K0WfHU

Quantitative analysis on the effects of H and X-pipe on scavenging.
Forum: Exhaust
05-25-2017, 02:21 PM
Replies: 31
Views: 6,341
Posted By brodysZ28

Re: 3" over axle on each side?

He's got this kit on there... or a similar one.

http://umiperformance.com/catalog/index.php?main_page=product_info&cPath=6_84&products_id=1049

The gold link helps to support the, now lower,...
Forum: Exhaust
05-23-2017, 09:18 PM
Replies: 31
Views: 6,341
Posted By brodysZ28

Re: 3" over axle on each side?

Gotcha. Yes the disconnected banks will give you that V8 sound. I wanted an X-pipe on mine but had to settle for H due to complexity.
Forum: Wheels and Tires
05-21-2017, 08:36 PM
Replies: 6
Views: 2,921
Posted By brodysZ28

Re: C5 Z06 Setup

Thank you.

Unfortunately I got the wrong U-bolt with my panhard bar lowering kit, so I am not finished yet. Hopefully Wednesday I'll get it finished up.
Forum: Exhaust
05-21-2017, 08:33 PM
Replies: 31
Views: 6,341
Posted By brodysZ28

Re: 3" over axle on each side?

Looks great. I agree that this routing is the best way to do it. The only recommendation I would have is an H or X-pipe. Any reason why you did not?
Forum: Wheels and Tires
05-16-2017, 07:15 PM
Replies: 6
Views: 2,921
Posted By brodysZ28

Re: C5 Z06 Setup

Looks good. Expect pictures Saturday of mine a little lower with the panhard bar lowering brackets installed.
Forum: Exhaust
05-08-2017, 03:40 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Interesting idea. I'd love to see some dyno testing with that.
Forum: Exhaust
05-07-2017, 08:27 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Cool headers. I've never heard of them before.
Forum: Exhaust
05-05-2017, 03:59 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Update:

I made a few passes with the new setup.
Best ET was 12.464 @ 112.40 w/ 1.893 60'
Best MPH was 12.55@ 113.88 w/ 2.065 60'

Had some wiring issues at the time so may not have been...
Forum: Wheels and Tires
04-30-2017, 06:56 PM
Replies: 6
Views: 2,921
Posted By brodysZ28

Re: C5 Z06 Setup

I agree with the color combination. The stock LCAs are boxed, and it was really just the flanged portion that needed clearance, so no big deal. If they weren't already boxed I would definitely just...
Forum: Brakes
04-30-2017, 06:46 PM
Replies: 2
Views: 1,785
Posted By brodysZ28

Re: ATS Big Brake Upgrade

Yup, that was one of my constraints. I wanted to fit in the C5 Z06 stock front wheels which is 17x9.5. In my opinion, the tire to wheel ratio looks just right that size.
Forum: Brakes
04-30-2017, 02:34 PM
Replies: 2
Views: 1,785
Posted By brodysZ28

ATS Big Brake Upgrade

I decided to do a budget (relatively speaking) big brake upgrade. I worked with Scott at BBU.com and came up with this setup:

Spindles/Hubs: 1LE C6 base modified spindles from BBU.com
Calipers -...
Forum: Wheels and Tires
04-30-2017, 02:09 PM
Replies: 6
Views: 2,921
Posted By brodysZ28

C5 Z06 Setup

Rear:
Stock C5 Z06 Wheels (18x10.5)
Toyo Proxes TQ drag radials
315/35R18
LS1 width Strange S60 (2" wider per side)
Grinding needed on control arms.
Bashing needed on inside front of body....
Forum: Exhaust
04-26-2017, 06:13 PM
Replies: 31
Views: 6,341
Posted By brodysZ28

Re: 3" over axle on each side?

Check out my thread.

https://www.thirdgen.org/forums/exhaust/733521-high-performance-header-exhaust.html
Forum: Wheels and Tires
02-16-2017, 08:21 AM
Replies: 4
Views: 1,733
Posted By brodysZ28

Re: Upgrading Wheels and Tires.... C5Z

Wheels should be here today or tomorrow!
I have seen pictures of Big_Mods... very good looking wheel/tire/suspension setup. I will have to email the frrax moderator. It won't let me register.
Forum: Wheels and Tires
02-15-2017, 07:28 AM
Replies: 4
Views: 1,733
Posted By brodysZ28

Re: Upgrading Wheels and Tires.... C5Z

I debated that. I thought 18" would look too big on the front. Could be wrong since I have never seen these wheels on a thirdgen in person. Four 17's would be pretty tough to find it seems. The other...
Forum: Wheels and Tires
02-15-2017, 06:27 AM
Replies: 4
Views: 1,733
Posted By brodysZ28

Upgrading Wheels and Tires.... C5Z

After much digging, I have decided on C5 Z06 wheels. 18" rear and 17" front, stock speedlines. These ones are used, and should be here by the end of the week. So half of the package has been chosen....
Forum: Electronics
10-07-2016, 06:13 PM
Replies: 2
Views: 1,370
Posted By brodysZ28

Re: Wideband losing power

Problem solved.

connection from the battery to the starter was bad/weak. Repaired and all set.
Forum: Electronics
09-26-2016, 04:23 PM
Replies: 2
Views: 1,370
Posted By brodysZ28

Re: Wideband losing power

I just tapped into the power circuit for the wideband and verified that at mid - high rpm the voltage dropped to about 11 - 11.5 volts from 13 cruising and the gauge restarts.
Forum: Electronics
09-26-2016, 03:04 PM
Replies: 2
Views: 1,370
Posted By brodysZ28

Wideband losing power

I installed an Innovate MTX-L wideband before last summer. I drive the car and monitored the gauge that whole summer with no issues. This summer I removed the engine and trans fir some work,...
Forum: Exhaust
08-30-2016, 07:17 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Thanks, pretty happy with how everything came out. Not sure when I'll get to the dyno. It isn't top priority, so we'll see.
Forum: Exhaust
08-29-2016, 03:28 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

I wouldn't be surprised if the tires couldn't hold anymore either, only one way to find out! When these tires are ready to be replaced I'll be choosing a DR for sure. What tires do you have picked...
Forum: Exhaust
08-29-2016, 10:50 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Keep in mind that the 400 whp was after the pass last year. I was only making around 340hp at that point mainly due to floating valves. At some points in the power curve I gained 80-90 hp. Then the...
Forum: Exhaust
08-29-2016, 10:29 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Last year I ran 13.0 at 108. 1.87 60 foot iirc. But since then I did the top end to better heads and intake as well as the exhaust. Before this exhaust I made 400whp and 430wtq... may have gained 20...
Forum: Exhaust
08-29-2016, 09:26 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

I like the tone. Overall noise level isn't bad at all while driving too. It is so hard to say if it feels any quicker. I haven't driven it in 4 months, so it makes it hard. I haven't really laid into...
Forum: Exhaust
08-28-2016, 08:08 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

Originally I wanted to go with the Ultraflows, but the guy said that he can get "no-name magnaflows that are the same exact muffler without magnaflow stamped on them". I didn't ask what exactly they...
Forum: Exhaust
08-26-2016, 07:51 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

https://cimg0.ibsrv.net/gimg/www.thirdgen.org-vbulletin/1500x2000/80-20160824_203507_7382e8c62357ae4fd80f8fcc7d77a519fa2bdd1c.jpg
...
Forum: Exhaust
08-12-2016, 03:18 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

I didn't realize how much of an effect coatings had. I need to take a look more at vizards work. I always hear about it. So no car until mid-next week probably. Progress is slow going at the shop.
Forum: Exhaust
08-10-2016, 09:20 AM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

I just skimmed through this old article. Testing is on a big block, but horsepower is horsepower. Huge difference between shorty and longtubes, and then again with extensions.
...
Forum: Exhaust
08-09-2016, 03:30 PM
Replies: 52
Views: 5,549
Posted By brodysZ28

Re: High Performance Header/Exhaust System Opinions?

It would be very interesting to see what a true "tuned" exhaust system makes over an every day "performance" system. Obviously you have to fit the exhaust to the car in most cases, so like you said,...
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