Showing results 1 to 25 of 500
Search took 1.92 seconds.
Search: Posts Made By: 70GS455
Forum: Pontiac - Street Today, 12:16 PM
Replies: 49
Views: 499
Posted By 70GS455
There will be an adjustment potentiometer inside....

There will be an adjustment potentiometer inside. If not, they are easy enough to add. Soldering and electrical circuit skills are needed.

For the input signal, V8s are 15 rpm per hz and a 4 cyl...
Forum: Pontiac - Street Yesterday, 03:08 PM
Replies: 49
Views: 499
Posted By 70GS455
Easy fix, will need to be recalibrated. Anyone...

Easy fix, will need to be recalibrated. Anyone with a square wave generator with the proper dwell and an accurate frequency counter can do this

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 05-27-2020, 04:39 PM
Replies: 42
Views: 1,311
Posted By 70GS455
I'm not sure about the Ultraflow, but on their...

I'm not sure about the Ultraflow, but on their Super Turbo, the 3" necks down to 2.5" internally on the smaller (4.75 x 9.5) case. The ST have 2 case sizes and the larger 5.5 x 11 case maintains 3"...
Forum: Pontiac - Street 05-27-2020, 04:22 PM
Replies: 121
Views: 3,660
Posted By 70GS455
Worthwhile question. To answer it regarding...

Worthwhile question.

To answer it regarding acceleration and inertial forces from an aggressive lobe, the following page gives an explanation and has a link to a downloadable xl spreadsheet tool....
Forum: Pontiac - Street 05-27-2020, 04:20 PM
Replies: 121
Views: 3,660
Posted By 70GS455
Deleted

Deleted
Forum: Pontiac - Street 05-26-2020, 05:27 PM
Replies: 31
Views: 654
Posted By 70GS455
Yes, and will actually work better as a...

Yes, and will actually work better as a transformer (for a CD ignition) than as an inductive storage for HEI

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 05-26-2020, 05:12 PM
Replies: 42
Views: 1,311
Posted By 70GS455
Clearing wide tires also. One solution is...

Clearing wide tires also.

One solution is 3" back to the mufflers, then 2.5 over the axle

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 05-09-2020, 01:02 PM
Replies: 29
Views: 729
Posted By 70GS455
Will depend on how you measure them. I measured...

Will depend on how you measure them. I measured some 1.6's that turned out to be 1.65 with light checking springs. With the actual valve springs, they measured just over 1.6, due to deflection
...
Forum: Pontiac - Street 04-27-2020, 11:08 AM
Replies: 32
Views: 1,150
Posted By 70GS455
Second cam would be better at the strip, has a...

Second cam would be better at the strip, has a bigger average lobe size at 246, all other things being equal.

Plus 30 deg overlap vs 16.5 for the first.

The first one lobes average 240.5
...
Forum: Pontiac - Street 04-22-2020, 02:09 PM
Replies: 22
Views: 726
Posted By 70GS455
To answer the OP, you would need to know the...

To answer the OP, you would need to know the velocities (slope) to determine the effective change in duration.

The equation then becomes: delta_duration = (2/velocity)*lift_...
Forum: Pontiac - Street 04-20-2020, 06:06 PM
Replies: 17
Views: 642
Posted By 70GS455
Dorman...

Dorman 610-186https://uploads.tapatalk-cdn.com/20200420/8c9afadeef740b224edfb3e7cde56b2a.jpg

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 04-20-2020, 06:02 PM
Replies: 11
Views: 422
Posted By 70GS455
Hector Carillo, or Carhex Sent from my...

Hector Carillo, or Carhex

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 04-15-2020, 04:48 PM
Replies: 8
Views: 335
Posted By 70GS455
To answer the question, yes they can be...

To answer the question, yes they can be calibrated and adjusted. Just need someone with a signal generator and frequency counter...like myself

Sent from my SM-T817V using Tapatalk
Forum: The Body Shop TECH 04-01-2020, 04:11 PM
Replies: 1
Views: 369
Posted By 70GS455
I would hazard to guess that once the dark grey...

I would hazard to guess that once the dark grey base is put down, aqua paint with a large tip and low pressure is used to "spooge" out the flecks, spots, and streaks

Sent from my SM-T817V using...
Forum: Heating & Cooling TECH 03-23-2020, 03:16 PM
Replies: 4
Views: 331
Posted By 70GS455
Make sure you check the front shaft...

Make sure you check the front shaft bearing/bushing. If it's worn, any seal will leak as the shaft wobbles

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 03-09-2020, 04:32 PM
Replies: 8
Views: 384
Posted By 70GS455
More than likely you have a piece of debris in...

More than likely you have a piece of debris in the meter movement physically preventing it from moving any further. Any ignition simulator or function generator (like i have on my test bench) can be...
Forum: The Body Shop TECH 02-25-2020, 04:52 PM
Replies: 13
Views: 933
Posted By 70GS455
LKQ Keystone did mine, beautiful but took 3...

LKQ Keystone did mine, beautiful but took 3 months, $600 each front and rear

Sent from my SM-T817V using Tapatalk
Forum: Heating & Cooling TECH 02-19-2020, 06:14 PM
Replies: 17
Views: 1,339
Posted By 70GS455
If its traveling too fast thru the radiator, ...

If its traveling too fast thru the radiator, it's also traveling too fast thru the engine

Sent from my SM-G973U using Tapatalk
Forum: Pontiac - Street 02-10-2020, 06:22 PM
Replies: 31
Views: 1,677
Posted By 70GS455
Those Jegs/Delphi lifters have the low inertia...

Those Jegs/Delphi lifters have the low inertia check disc, much like the Johnson lifter (instead of a check ball)

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 02-10-2020, 06:10 PM
Replies: 16
Views: 813
Posted By 70GS455
Sewing machine sound is the most accurate...

Sewing machine sound is the most accurate description. Its worst at idle, hot oil, and the hood up. I regretted the sound ever since I installed them. However, I never took them out. They tamed the...
Forum: Pontiac - Street 02-03-2020, 04:53 PM
Replies: 92
Views: 4,891
Posted By 70GS455
They are doing the same thing using factory...

They are doing the same thing using factory lifters and spiders from the later 3800 GM V6 into the earlier grand national V6

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Race 01-27-2020, 05:01 PM
Replies: 20
Views: 908
Posted By 70GS455
When you have dyno info, the answer is simple....

When you have dyno info, the answer is simple. Plot driveshaft torque or hp (either one gets you the same answer) in each transmission gear on the same plot. Where the curves from the plot cross over...
Forum: The Body Shop TECH 01-16-2020, 04:28 PM
Replies: 29
Views: 2,098
Posted By 70GS455
As mentioned, it is relabeled and sold by...

As mentioned, it is relabeled and sold by TPPhttps://uploads.tapatalk-cdn.com/20200116/f0876ad8715a2311b74426cbe278657d.jpg

Sent from my SM-T817V using Tapatalk
Forum: Pontiac - Street 01-13-2020, 06:02 PM
Replies: 22
Views: 2,399
Posted By 70GS455
But if the intake is open too much more than the...

But if the intake is open too much more than the exhaust, hot exhaust gases get pushed/ sucked (vacuum) into the intake, instead of out the exhaust at the end of the exh stroke, only to be sucked...
Forum: Exhaust TECH 01-08-2020, 04:26 PM
Replies: 13
Views: 1,073
Posted By 70GS455
The small case 4.75" x 9.5" turbo will neck down...

The small case 4.75" x 9.5" turbo will neck down to 2.5" internally. The larger 5.5" x 11" case maintain 3" inside

Sent from my SM-T817V using Tapatalk
Showing results 1 to 25 of 500

 
Forum Jump

All times are GMT -4. The time now is 06:16 PM.

 

About Us

The PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs. Since then, it has become the mecca of Pontiac technical data and knowledge that no other place can surpass.

 

Cold Case Radiators

Cold Case Radiators is a Max Performance company that produces high end aluminum performance radiators at a price point that won't break the bank. Polished and stamped tanks. 2 rows of 1" tubes. Lifetime Warranty.

GTOG8TA.com

GTOG8TA.com is a Max Performance company that manufacturers parts for the 04-06 GTO, 08-09 G8, and 93-02 Firebird/Trans Am platforms.

Copyright © 2017