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Posts Made By:
johnTransAm
Forum:
Pontiac - Boost
07-03-2012, 07:01 PM
Replies:
8
No boost with Vortech V2 on pontiac 400 engine
Views:
498
Posted By
johnTransAm
Thanks for the reassurance that the supercharger...
Thanks for the reassurance that the supercharger should be able to generate plenty of boost. This is a back yard build and despite reading extensively about supercharger, I screwed up. My problem...
Forum:
Pontiac - Boost
07-02-2012, 08:14 PM
Replies:
8
No boost with Vortech V2 on pontiac 400 engine
Views:
498
Posted By
johnTransAm
I am not running a blow off valve at this time. ...
I am not running a blow off valve at this time. I hear a lot of air and can feel the pressure pre throttle body. It is install properly.
Forum:
Pontiac - Boost
07-02-2012, 07:32 AM
Replies:
8
No boost with Vortech V2 on pontiac 400 engine
Views:
498
Posted By
johnTransAm
No boost with Vortech V2 on pontiac 400 engine
I recently installed a Vortech V2 supercharger on my Pontiac 400 engine. I was hoping to get about 9 psi from the supercharger, but I get no measurable boost. The supercharger seems to be running...
Forum:
Pontiac - Boost
06-10-2012, 02:13 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
I wish I could of gotten 400 hp out of it, but I...
I wish I could of gotten 400 hp out of it, but I didn't. My build was similar to the one done be horsepower tv. They had about 310 hp at the flywheel. So my horsepower is about right. I would be...
Forum:
Pontiac - Boost
06-10-2012, 08:33 AM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
My HP goal with the supercharger is modest. ...
My HP goal with the supercharger is modest. Right now the car make 275 hp at the rear wheels and my goal is 350 with about 7 psi from the supercharger. The Fast TBI can handle in the 600 hp...
Forum:
Pontiac - Boost
06-07-2012, 01:17 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
I want to update my progress on the...
I want to update my progress on the EFI/Supercharger project. I had to give up on the GM TBI. The low impedance injectors were just too noisy despite my effort to use every option to minimize the...
Forum:
Pontiac - Boost
01-08-2012, 08:57 AM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
Well I finally solved my ignition noise problems....
Well I finally solved my ignition noise problems. It turns on that if you a running low impedance injector like what is used in the GM TBI, the megasquire flyback circuit can cause a lot of internal...
Forum:
Pontiac - Boost
10-24-2011, 02:58 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
Here is my last good setting pre-ignition. What...
Here is my last good setting pre-ignition. What ignition system are you using? I plan on using a vortech V2 supercharger as soon as I can figure out my ignition problem. At the rate I am going it...
Forum:
Pontiac - Boost
10-20-2011, 06:39 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
I did post my problem on the megasquirt forum,...
I did post my problem on the megasquirt forum, but no one has an answer. As I have isolated the problem independant of the megasquirt, I do not think they will be able to help me. I leaning toward...
Forum:
Pontiac - Boost
10-19-2011, 08:44 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
I have locked out the vacuum and the mechanical...
I have locked out the vacuum and the mechanical advance. So that is not my problem. I do not have shielded wires, so I am going to try that. However, I think my signal problem is more than just...
Forum:
Pontiac - Boost
10-19-2011, 07:15 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
My attempt to implement Megasquirt ignition with...
My attempt to implement Megasquirt ignition with a HEI 7 pin module didn’t go well. I initially had it tuned without the Ignition and it ran fine. At that time the mechanically distributor was set...
Forum:
Pontiac - Boost
09-07-2011, 05:14 PM
Replies:
30
78 TransAm 400 Megasquirt EFI project
Views:
1,422
Posted By
johnTransAm
78 TransAm 400 Megasquirt EFI project
I have a 78 TransAm 400 that I bought in 2008 with a bad rod. I rebuild the engine reusing most of the parts as it was recently rebuilt for drag racing. It has Speed-Pro pistons, Crower 60243 cams,...
Forum:
Pontiac - Boost
09-03-2011, 10:54 AM
Replies:
214
Sticky:
Any interest in an EFI section?
Views:
79,949
Posted By
johnTransAm
I would love to have an EFI section. I just...
I would love to have an EFI section. I just install a Megasquirt on my 78 TransAm and I can use all the help I can get.
John
Forum:
Electrical Tech
06-28-2010, 07:53 PM
Replies:
5
Turn signs not working on 78 TA
Views:
111
Posted By
johnTransAm
It turned out to be the fuse at the very top of...
It turned out to be the fuse at the very top of the fuse box. I missed it the first time as it is well hidden by the hazard flasher and other wire, and not easy to get to. Thanks for all of your...
Forum:
Electrical Tech
06-25-2010, 10:16 AM
Replies:
5
Turn signs not working on 78 TA
Views:
111
Posted By
johnTransAm
Turn signs not working on 78 TA
I was trying to add a switch to my manual transmission for the back up lights and it did not go well. Now the turn signals do not work (Hazards work). I have the wiring diagram and I know they both...
Forum:
Exhaust TECH
07-13-2009, 07:31 PM
Replies:
5
for guys running hedman 28150
Views:
307
Posted By
johnTransAm
20 inches center to center at the point were the...
20 inches center to center at the point were the headers connect to cross over pipes.
John
Forum:
Pontiac - Street
04-22-2009, 11:19 AM
Replies:
23
Need a little respect
Views:
1,542
Posted By
johnTransAm
Jim, I bought the car about year and half ago...
Jim,
I bought the car about year and half ago from a guy who ran the car at the drag strip and he spun the rod bearing http://home.comcast.net/~jmmorgan/tadamage.html. I had a reputable shop redo...
Forum:
Pontiac - Street
04-21-2009, 12:14 PM
Replies:
23
Need a little respect
Views:
1,542
Posted By
johnTransAm
I am just looking for a little respect. I do not...
I am just looking for a little respect. I do not plan or want to compete with turbo charged cars. But I would like to make about 325 hp at the wheels. I mainly drive it to work on nice days and...
Forum:
Pontiac - Street
04-20-2009, 07:18 PM
Replies:
23
Need a little respect
Views:
1,542
Posted By
johnTransAm
Need a little respect
Saturday was dyno day at RT tuning. My son is a silent partner in the shop, which caters mainly to the younger import crowd. My son thought it would be fun to take up my 78 Trans Am up to the shop...
Forum:
Pontiac - Street
04-18-2009, 07:17 PM
Replies:
18
HorsePower TV Pontiac 400 rebuild.
Views:
1,179
Posted By
johnTransAm
Everyone seems to say that a stock 400 would make...
Everyone seems to say that a stock 400 would make well over 300 hp. Does any one have any dyno data to support this statment. I just dyno my Transam with an essentialy stock 400 very similiar to...
Forum:
Pontiac - Street
04-17-2009, 05:42 PM
Replies:
4
6 rib pulley/2vgroove pulley combination
Views:
312
Posted By
johnTransAm
It is a Vortech superchager. I forget what...
It is a Vortech superchager. I forget what series.
John
Forum:
Suspension TECH
04-17-2009, 05:41 PM
Replies:
28
Who has QA1 coil overs up front?
Views:
801
Posted By
johnTransAm
I have QA1 coilovers with the 550 springs on my...
I have QA1 coilovers with the 550 springs on my 78 TransAm. I am not impressed that 550 are all that stiff. My stock G35 rides stiffer than the TransAm. Overall, I really like them. They did not...
Forum:
Pontiac - Street
04-15-2009, 07:24 PM
Replies:
4
6 rib pulley/2vgroove pulley combination
Views:
312
Posted By
johnTransAm
Thanks for the information. I can find a shop...
Thanks for the information. I can find a shop that can weld them together, but I am concerned about having it balanced for high RPMs. Obviously if it is not balanced, it will damage the damper and...
Forum:
Pontiac - Street
04-11-2009, 07:49 AM
Replies:
4
6 rib pulley/2vgroove pulley combination
Views:
312
Posted By
johnTransAm
6 rib pulley/2vgroove pulley combination
I am exploring my option to supercharge my 78 Trans Am. I am looking for a shop that can attached a 6 rib pulley to the Trans Am 2 V groove pulley and have it balanced. I tried to bolt the 6 rib...
Forum:
Suspension TECH
11-28-2008, 05:25 PM
Replies:
4
Upper ball joint installation
Views:
231
Posted By
johnTransAm
Then I assume the sequence for the upper ball...
Then I assume the sequence for the upper ball joint from top to bottom.
1. The ball joint through the upper arm
2. The rubber boot
3. The metal that hold the boot on
4. The screw go through...
Showing results 1 to 25 of 36
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