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Search took 0.08 seconds. Search: Posts Made By: 78w72
Forum: 77-81 Firebird & Trans Am TECH Today, 10:06 AM
Replies: 2
Views: 124
Posted By 78w72
The 78/79 air cleaner bases with the W72 snorkel...

The 78/79 air cleaner bases with the W72 snorkel or earlier 75/76 wide snorkels are worth more than the standard round ones, Ive sold a few of these recently for less than the ebay prices and even...
Forum: Pontiac - Street Today, 09:52 AM
Replies: 7
Views: 220
Posted By 78w72
I bought a new 1970 firebird tank for my 72 since...

I bought a new 1970 firebird tank for my 72 since i eliminated the vent system & box behind the rear seat, it is an unvented tank.

Since I wasnt using the vapor return port on the pickup I just...
Forum: The Body Shop TECH Today, 09:41 AM
Replies: 3
Views: 151
Posted By 78w72
X2 for chemical stripping. I recently bought a...

X2 for chemical stripping. I recently bought a 72 HO aluminum intake that had been powder coated with a very thick coat of silver, I called a local powder coating company to ask what they suggest...
Forum: 70-73 Firebird & TA TECH Yesterday, 09:56 AM
Replies: 18
Views: 466
Posted By 78w72
Rear spoilers in good shape sell all the time in...

Rear spoilers in good shape sell all the time in my experience on ebay & other online sources, if the price is reasonable...

I have a couple repairable center spoilers with some type of minor...
Forum: 70-73 Firebird & TA TECH Yesterday, 09:43 AM
Replies: 13
Views: 354
Posted By 78w72
The SEM paint is not a DYE, its just a paint...

The SEM paint is not a DYE, its just a paint thats more flexible than standard paint, can be used on metal or plastic.

The headliner & A-pillar metal trims on my 72 firebird was painted smooth, no...
Forum: Pontiac - Street 05-03-2024, 09:48 AM
Replies: 17
Views: 562
Posted By 78w72
Im not familiar with tri power carbs... but 3psi...

Im not familiar with tri power carbs... but 3psi seems very low for any carb, is that what the pressure is supposed to be at? maybe something else is causing the fuel seepage?
Forum: 77-81 Firebird & Trans Am TECH 05-02-2024, 01:36 PM
Replies: 9
Views: 670
Posted By 78w72
I do get a slight pinging at WOT under full boost...

I do get a slight pinging at WOT under full boost but none or not audible at 3/4-7/8 throttle or when the boost is under 8-9psi.

This is with normal 91 octane gas, havent tried 93 with 10%...
Forum: Pontiac - Street 05-02-2024, 12:07 PM
Replies: 20
Views: 511
Posted By 78w72
Yes, the part # I use is HB103f.590, they are...

Yes, the part # I use is HB103f.590, they are available at many places but summit seems to have the best price... I didnt realize these were so expensive today, i got lucky when I bought mine some...
Forum: THE LOBBY 05-02-2024, 10:52 AM
Replies: 32
Views: 1,761
Posted By 78w72
Got this from a FB group, looks like he has a...

Got this from a FB group, looks like he has a book out now about his "ooper dooper pooper scooper stage 9 TA! LOL!
Forum: Pontiac - Street 05-02-2024, 10:10 AM
Replies: 20
Views: 511
Posted By 78w72
Guess each car/person has different experiences...

Guess each car/person has different experiences with parts, I am very happy with the HPS pads and they have zero squeak with very low brake dust...

I have had lots of different pads for these cars...
Forum: Pontiac - Street 05-02-2024, 09:52 AM
Replies: 20
Views: 511
Posted By 78w72
I use the Hawk HPS pads on a 72 firebird that...

I use the Hawk HPS pads on a 72 firebird that runs low 11s at 120-123mph, ive posted about them before but heres the jist of my experience with them-

I have the HPS pads on powerstop slotted...
Forum: THE LOBBY 05-01-2024, 12:21 PM
Replies: 32
Views: 1,761
Posted By 78w72
This particular engine, in his "stage 3 super...

This particular engine, in his "stage 3 super pace car" does have something wrong with that type of tune... it detonates at part throttle & 6psi of boost so bad that it requires 3-4 bottles of octane...
Forum: 77-81 Firebird & Trans Am TECH 05-01-2024, 12:09 PM
Replies: 11
Views: 650
Posted By 78w72
Did you have to replace the XE cam in 0-5000...

Did you have to replace the XE cam in 0-5000 miles? :rolleyes:

The XE268 in my .030 400 with milled 6x-4 heads (~9:1) has ran flawlessly for 15+ years, it runs mid 13's at 103+mph taking it easy...
Forum: 77-81 Firebird & Trans Am TECH 04-30-2024, 09:38 AM
Replies: 11
Views: 650
Posted By 78w72
Why would he have to swap cams every 0-5000 miles...

Why would he have to swap cams every 0-5000 miles ???
Forum: Exhaust TECH 04-29-2024, 09:55 AM
Replies: 19
Views: 731
Posted By 78w72
Most exhaust shops work on modern vehicles......

Most exhaust shops work on modern vehicles... they wont know what is quiet on a 500hp stroker engine. Guys on a forum that own or build these engines will have more experience than the average shop...
Forum: The Body Shop TECH 04-29-2024, 09:39 AM
Replies: 4
Views: 294
Posted By 78w72
What is the rust from? if its coming from...

What is the rust from? if its coming from underneath the paint, you cant really remove the stains as they are not just a surface type stain.

There are products for stains, Ive used one called...
Forum: THE LOBBY 04-29-2024, 09:31 AM
Replies: 32
Views: 1,761
Posted By 78w72
BW is far worse, hes well known on facebook...

BW is far worse, hes well known on facebook groups for pushing the "max efficiency tune" crap... like 40-50° initial timing.

Cliff has talked to him about carb tuning and had a great post on...
Forum: Pontiac - Street 04-28-2024, 09:58 AM
Replies: 22
Views: 758
Posted By 78w72
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Forum: The Body Shop TECH 04-28-2024, 09:48 AM
Replies: 3
Views: 197
Posted By 78w72
Easy way to verify of the car has a clear coat is...

Easy way to verify of the car has a clear coat is to use some fine 1000-2000 grit sandpaper and lightly sand a very small unseen area, if the dust is white'ish its clear coat, if its red theres no...
Forum: 70-73 Firebird & TA TECH 04-27-2024, 09:42 AM
Replies: 29
Views: 888
Posted By 78w72
Option 1, as delivered... but remove the trim...

Option 1, as delivered... but remove the trim rings. Trim ringless rally 2s are some of the best looking pontiac factory wheels on cars of this era IMO.
Forum: Pontiac - Street 04-25-2024, 09:35 AM
Replies: 4
Views: 315
Posted By 78w72
Ive used the grey color welting sold by the foot...

Ive used the grey color welting sold by the foot from ames, looks factory correct and is very flexible & easy to install.
Forum: Pontiac - Street 04-23-2024, 02:38 PM
Replies: 45
Views: 1,719
Posted By 78w72
Yes it is just the top 2 valve cover bolts that...

Yes it is just the top 2 valve cover bolts that need the sealer, but its on stock unported 72cc O-port heads too, at least the non CNC 72cc, others may be different. Mine are unported and the top 2...
Forum: Pontiac - Street 04-23-2024, 12:18 PM
Replies: 45
Views: 1,719
Posted By 78w72
Thats a good way to do it too, I used the...

Thats a good way to do it too, I used the stainless washer for corrosion & heat resistance, wasnt sure if plastic would stand up to the heat for too long.

The AN fitting was probably enough of a...
Forum: Pontiac - Street 04-23-2024, 09:31 AM
Replies: 45
Views: 1,719
Posted By 78w72
Due to teh warning I read about restricting the...

Due to teh warning I read about restricting the coolant at the heater core, I used a thick stainless washer with a ~1/4-5/16 hole in it, installed in the heater hose right at the heater core inlet,...
Forum: Pontiac - Street 04-18-2024, 02:04 PM
Replies: 5
Views: 479
Posted By 78w72
Simple answer... yes.

Simple answer... yes.
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