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Search: Posts Made By: jimmy_mac
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Forum: Organized Drag Racing and Autocross
06-15-2006, 01:41 PM
Replies: 19
Views: 689
Posted By jimmy_mac

Just insane. That looks like a 3400 lb street...

Just insane. That looks like a 3400 lb street car. Nice work.
Forum: Organized Drag Racing and Autocross
06-15-2006, 12:36 PM
Replies: 47
Views: 1,709
Posted By jimmy_mac

It's a TPI car so just like every other modded...

It's a TPI car so just like every other modded TPI car out there it's gonna have a really good 60 foot time with a boat load of torque and a low trap speed with a mediocre horse power number. That's...
Forum: Tech / General Engine
06-15-2006, 12:24 PM
Replies: 22
Views: 684
Posted By jimmy_mac

Those heads do suck but will actually work better...

Those heads do suck but will actually work better on the 383 as far as compression goes. But on the 305 with heads that massive and a bore that small I'd hit it with as much boost as I could. You...
Forum: Theoretical and Street Racing
11-17-2005, 04:41 PM
Replies: 146
Views: 4,148
Posted By jimmy_mac

Yes, I hate driving behind a deisel. The smell...

Yes, I hate driving behind a deisel. The smell makes me nauseous. But at least I knew exactly what his intentions where. There was no mistaking that, lol.
Forum: Theoretical and Street Racing
11-16-2005, 02:40 PM
Replies: 146
Views: 4,148
Posted By jimmy_mac

Gears are the holy grail sp? for mustangs. The...

Gears are the holy grail sp? for mustangs. The 302 was a nice motor but nothing spectacular. I can always tell a quick mustang when I'm cruising down the highway because they rarely travel over 50...
Forum: Transmissions and Drivetrain
11-14-2005, 04:45 PM
Replies: 11
Views: 949
Posted By jimmy_mac

Well, I saw info on them a couple of years ago,...

Well, I saw info on them a couple of years ago, so a while may not be that long. I had broke my T5 and was looking into autos but didint' want to give up the nice ratios the T5 had. At the time it...
Forum: Transmissions and Drivetrain
11-14-2005, 03:45 PM
Replies: 2
Views: 2,461
Posted By jimmy_mac

The ubolt probably keeps the stresses be...

The ubolt probably keeps the stresses be distributed across the whole body of the master cylinder. If it wasn't there the stress would be confined to those plastic tabs the bolts go through. Those...
Forum: Transmissions and Drivetrain
11-14-2005, 03:32 PM
Replies: 11
Views: 949
Posted By jimmy_mac

I think they have been selling those for a while....

I think they have been selling those for a while. I think these same guys have made overdrive units for th350s and th400s for years. I don't think you hear about them very much becuase they are...
Forum: Organized Drag Racing and Autocross
11-14-2005, 01:02 PM
Replies: 7
Views: 818
Posted By jimmy_mac

That trap speed kind of illustrates how much of...

That trap speed kind of illustrates how much of the quarter mile et. is in the launch and 60 ft time.
Forum: Transmissions and Drivetrain
11-03-2005, 10:25 PM
Replies: 8
Views: 1,515
Posted By jimmy_mac

Are you using a seperate trans cooler and do you...

Are you using a seperate trans cooler and do you have a temp guage in the tranny pan? If so what temp has it been running at?
Forum: Exhaust
10-26-2005, 03:22 PM
Replies: 44
Views: 1,813
Posted By jimmy_mac

I've got dual 2.25s using perforated glass packs...

I've got dual 2.25s using perforated glass packs in the same spot as your muffler. I'm dumping at the axles though. But it has as much clearence as the stock set up. Only reason I'm using 2.25s is...
Forum: Transmissions and Drivetrain
10-26-2005, 12:28 PM
Replies: 11
Views: 2,334
Posted By jimmy_mac

That's about the rpm you should be turning with...

That's about the rpm you should be turning with the 2.73 and a 1.0 to 1 tranny ratio. That means you're not hitting overdrive. Make sure your trans in shifting into OD man.
Forum: Transmissions and Drivetrain
10-25-2005, 08:32 PM
Replies: 10
Views: 547
Posted By jimmy_mac

Like has been stated, the 3.73s may be to much...

Like has been stated, the 3.73s may be to much for your stock TBI 305 for a good quarter mile pass. But having a stock 305 TBI is a temporary thing for you. And for the short term, it will hit 0-60...
Forum: Transmissions and Drivetrain
10-24-2005, 04:42 PM
Replies: 10
Views: 547
Posted By jimmy_mac

Actually it's harder to turn a higher gear like a...

Actually it's harder to turn a higher gear like a 2.73 than a lower one like a 3.73. Many don't like the 3.73s with the TPI motor because the 3.73s get you to the upper rpms quicker and keep you up...
Forum: Transmissions and Drivetrain
10-24-2005, 03:44 PM
Replies: 4
Views: 393
Posted By jimmy_mac

Good call on that one. I'll bet 99% of issues...

Good call on that one. I'll bet 99% of issues people have with the vibration problems on these cars are bent axles.

All it takes is one good wack into a curb to bend em. It's usually real easy...
Forum: Organized Drag Racing and Autocross
10-24-2005, 02:58 PM
Replies: 43
Views: 1,304
Posted By jimmy_mac

You've gotta do some porting to get any l98 heads...

You've gotta do some porting to get any l98 heads aluminum or steel versions to anything over 200 cfm.
Forum: Transmissions and Drivetrain
10-16-2005, 11:16 AM
Replies: 14
Views: 744
Posted By jimmy_mac

Thanks Mr. Industrial engineer, my education is...

Thanks Mr. Industrial engineer, my education is only in mechanical engineering so I didn't aspire to explain factors of safety. Though I know their numbers are not random, I also know there is no...
Forum: Transmissions and Drivetrain
10-16-2005, 11:02 AM
Replies: 32
Views: 2,341
Posted By jimmy_mac

Re: 4.10's and a T5 = lousy gas milage

So how are you calculating the mileage then? Doesn't the odometer run off the spedo cable also? I could be wrong about that, I just always assumed the odometer turned in relation to the speedometer...
Forum: Transmissions and Drivetrain
10-12-2005, 10:49 AM
Replies: 2
Views: 459
Posted By jimmy_mac

Go to the bottom of this: ...

Go to the bottom of this:

https://www.thirdgen.org/newdesign/tech/calculations.shtml

1988 5-sp Warner Gear
LB8 4.03 2.37 1.50 1.00 .76
LO3 2.95 1.94 1.34 1.00 .63
LB9 2.95 1.94 1.34 1.00...
Forum: Transmissions and Drivetrain
10-12-2005, 10:43 AM
Replies: 14
Views: 744
Posted By jimmy_mac

You can say that about any part though. Maybe a...

You can say that about any part though. Maybe a Lenko behind a 11 second 350 may last forever, but anything practical is going to break eventually.

I also wonder where the ratings on the T5 and...
Forum: Tech / General Engine
10-11-2005, 12:30 PM
Replies: 14
Views: 15,753
Posted By jimmy_mac

ye, pretty sure that's all it could be. I would...

ye, pretty sure that's all it could be. I would double check those connections though. Maybe run new hoses. When they leak at that connection that's where the water goes.

Easy way to make sure,...
Forum: Transmissions and Drivetrain
10-10-2005, 11:43 AM
Replies: 16
Views: 1,245
Posted By jimmy_mac

I see the lower geared 4th gens run a couple mph...

I see the lower geared 4th gens run a couple mph better than their 2.73 geared brothers a lot.
Forum: Transmissions and Drivetrain
10-10-2005, 10:51 AM
Replies: 10
Views: 1,238
Posted By jimmy_mac

Dumpin it and dead hooking is what will kill it. ...

Dumpin it and dead hooking is what will kill it. Ride your clutch like a torque converter off the line and you probably won't have any problems. But your clutch won't last as long. But I'd rather...
Forum: Transmissions and Drivetrain
10-10-2005, 10:45 AM
Replies: 16
Views: 1,245
Posted By jimmy_mac

He may not have been aware of the TPI motors...

He may not have been aware of the TPI motors characteristics. A lot of high performance motors make most of their power from 4000 rpm to 6500 rpm. That even includes the LS1s. The old school...
Forum: Organized Drag Racing and Autocross
10-07-2005, 02:39 PM
Replies: 12
Views: 720
Posted By jimmy_mac

If the sixty was the only thing effected I'd say...

If the sixty was the only thing effected I'd say souly a traction issue. But the mph dropped pretty consistently. Either you've lost power or the DA was much worse.
Forum: Transmissions and Drivetrain
10-07-2005, 01:21 PM
Replies: 7
Views: 559
Posted By jimmy_mac

ye, the TKOperformance guy on this site can hook...

ye, the TKOperformance guy on this site can hook you up if it breaks with stronger stuff. I've had mine behind a 350 that puts me in the mid 13s on street tires for a few years now. No probs at...
Forum: Tech / General Engine
10-07-2005, 01:03 PM
Replies: 9
Views: 659
Posted By jimmy_mac

If I got smoke coming out the tail pipes when I...

If I got smoke coming out the tail pipes when I hit the throttle, I try to go leaner. If I start pinging I make sure I'm not to crazy on the timing and maybe fatten the jets a little. How's that...
Forum: Tech / General Engine
10-07-2005, 01:00 PM
Replies: 19
Views: 696
Posted By jimmy_mac

This is the same world I live in. I thought I...

This is the same world I live in. I thought I was alone on this planet.
Forum: Transmissions and Drivetrain
10-05-2005, 04:23 PM
Replies: 33
Views: 1,296
Posted By jimmy_mac

Karma man, these people just wanted to be going...

Karma man, these people just wanted to be going faster than you. That's why they were passing. They weren't looking for a race with a third gen. Karma spanked your azz. Stop bullying people and...
Forum: Theoretical and Street Racing
10-05-2005, 03:59 PM
Replies: 43
Views: 3,433
Posted By jimmy_mac

I didn't know him, but I remember this thread...

I didn't know him, but I remember this thread like it was yesterday. I can honestly say my driving habits have been altered over the last three years by this story. I had friends get really badly...
Forum: Transmissions and Drivetrain
10-05-2005, 10:36 AM
Replies: 22
Views: 718
Posted By jimmy_mac

The cost around where I live varys widely. The...

The cost around where I live varys widely. The main place in town everyone seems to go to charges around 200 bucks for labor. But then there are guys spread out all over the surrounding area that...
Forum: Transmissions and Drivetrain
10-04-2005, 09:55 PM
Replies: 22
Views: 718
Posted By jimmy_mac

Yes, worth it now or whenever you do add more...

Yes, worth it now or whenever you do add more power. Once you do add a significant amount of power it is a neccessity.

Putting a posi in is not easy to do successfully for the do it yourselfer. ...
Forum: Exhaust
10-04-2005, 09:59 AM
Replies: 23
Views: 1,031
Posted By jimmy_mac

never mind, I assume they come with a Y-pipe like...

never mind, I assume they come with a Y-pipe like the HOK-2055HKR does. They just don't show it in the picture. I think.
Forum: Exhaust
10-04-2005, 09:56 AM
Replies: 23
Views: 1,031
Posted By jimmy_mac

Just curious on how you planned on getting from...

Just curious on how you planned on getting from the headers to the cat. Are you getting a custom Y-pipe made?
Forum: Transmissions and Drivetrain
10-03-2005, 09:22 AM
Replies: 4
Views: 1,887
Posted By jimmy_mac

The best advice you can get on both topics...

The best advice you can get on both topics probably is to use the search feature. You will learn a great deal about both. Click it and type in things like "T56 swap" for the 6 speed swap, and...
Forum: Transmissions and Drivetrain
10-03-2005, 09:16 AM
Replies: 16
Views: 675
Posted By jimmy_mac

I just laid on the ground holding the nut with a...

I just laid on the ground holding the nut with a big wrench and let the impact wrench do the work on the bolt heads. It would have been a lot more painful without that.

I did have one bolt the...
Forum: Exhaust
10-03-2005, 08:50 AM
Replies: 3
Views: 570
Posted By jimmy_mac

Re: Long tubes and duals

A guy at our track used to have a set up just like that on his GTA. And he used 2 inch pipe also. I cringe at the fact I'm running 2.25 inch dual pipes with my shorties. I couldn't talk myself...
Forum: Exhaust
10-03-2005, 08:44 AM
Replies: 34
Views: 4,095
Posted By jimmy_mac

ugh! Well damn. That kind of suprises me since...

ugh! Well damn. That kind of suprises me since the four edelbrock intakes I've had were really good quality. Especially compared to a knock off brand I tried to use on some vortec heads. Well the...
Forum: Exhaust
10-02-2005, 09:32 PM
Replies: 34
Views: 4,095
Posted By jimmy_mac

My set has gone off and on several times without...

My set has gone off and on several times without haveing to remove anything. Guess I'm just real lucky.

But I definently will not be using these again. Those damn pipes on the Y are 2.25 inches...
Forum: Tech / General Engine
09-29-2005, 04:58 PM
Replies: 140
Views: 8,046
Posted By jimmy_mac

ok, here's some info from a place that did some...

ok, here's some info from a place that did some tests.

http://www.broaderperformance.com/muffler_flow_tests.htm

2.25 straight pipe 365 cfm
2.25 glass pack(no louvers) ...
Forum: Tech / General Engine
09-29-2005, 04:47 PM
Replies: 140
Views: 8,046
Posted By jimmy_mac

uh, I think the flow of a straight 2.25 inch pipe...

uh, I think the flow of a straight 2.25 inch pipe is around 300 cfms. And most turbo style mufflers are just a series of perforated tubes. I would buy your arguement on a louvered glass pack, but...
Forum: Tech / General Engine
09-29-2005, 04:27 PM
Replies: 140
Views: 8,046
Posted By jimmy_mac

If I could afford a quiet exhaust that actually...

If I could afford a quiet exhaust that actually performed, I probably would own a new GTO or Charger right now. Why would I spend as much money on my exhaust as I've spent on my whole car? Sorry...
Forum: Transmissions and Drivetrain
09-29-2005, 04:19 PM
Replies: 6
Views: 2,459
Posted By jimmy_mac

From a dead stop you are gonna probably have...

From a dead stop you are gonna probably have traction issues no matter what stall you have with the TPI motor and street tires. That's just part of getting an optimal launch. My experience has been...
Forum: Transmissions and Drivetrain
09-29-2005, 03:13 PM
Replies: 6
Views: 2,459
Posted By jimmy_mac

2500 really isn't that high. But it is noticeble...

2500 really isn't that high. But it is noticeble and IMO it's a good stall for a TPI or a slightly modified motor. And the 3.23s are also a good compromise gear for street/strip with that stall. ...
Forum: Transmissions and Drivetrain
09-29-2005, 02:09 PM
Replies: 6
Views: 2,459
Posted By jimmy_mac

It allows you to stay in your engines operating...

It allows you to stay in your engines operating range better. Most motors built for performance are dogs at around 1500 rpm. So the torque converter doesn't completely engage the tranny till a...
Forum: Tech / General Engine
09-29-2005, 01:56 PM
Replies: 13
Views: 12,656
Posted By jimmy_mac

gonna need at a minumum the lt4 hot cam or the...

gonna need at a minumum the lt4 hot cam or the 270 HR comp cam(218 @.050, 224 @.050). Of course good springs. Get the heads at least flowing in the 220 + range on the intake with porting, and of...
Forum: Transmissions and Drivetrain
09-29-2005, 10:21 AM
Replies: 3
Views: 414
Posted By jimmy_mac

late model fourth gens are wrecked on a daily...

late model fourth gens are wrecked on a daily basis. If you are persistent you will find one. typical cost is from $100 to $150. Also ebay almost always has one in that range. In the mean time...
Forum: Transmissions and Drivetrain
09-21-2005, 02:10 PM
Replies: 11
Views: 610
Posted By jimmy_mac

I don't think they mean remove the torque arm. ...

I don't think they mean remove the torque arm. They mean re-locating where it connects to the chasis so the stress is not on the tailshaft.

The vette's had a 4 + 3 tranny is what I think they...
Forum: Transmissions and Drivetrain
09-21-2005, 12:46 PM
Replies: 11
Views: 610
Posted By jimmy_mac

I run a 13.6 at 106 on Khumos. Obviously my 60...

I run a 13.6 at 106 on Khumos. Obviously my 60 foot is week, so I haven't fully tested the WC T5. But I've had it about 4 years now behind this 350 and nothing bad yet.
Forum: Transmissions and Drivetrain
09-21-2005, 09:42 AM
Replies: 16
Views: 1,990
Posted By jimmy_mac

Not sure what rear you have, but if it's an open...

Not sure what rear you have, but if it's an open diff with say 2.73 gears or something like that, I would seriously consider finding a low mileage 4th gen rear with posi and better gears and just...
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