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Forum: Pontiac - Street Yesterday, 10:54 AM
Replies: 105
Views: 4,066
Posted By Formulas
Those little facet pumps flow in the hood of...

Those little facet pumps flow in the hood of 32GPH and have 1/8NPT interface and the thought is that because it free flows when off its going to feed a 400HP engine??

For referance a 1/8NPT...
Forum: Pontiac - Street 01-31-2025, 09:20 AM
Replies: 8
Views: 510
Posted By Formulas
Pan ID.

Pan ID.
Forum: Pontiac - Street 01-30-2025, 10:07 PM
Replies: 21
Views: 830
Posted By Formulas
Valves sink a little on a seat grind, +cc .. ...

Valves sink a little on a seat grind, +cc .. original valves were nail heads not concave +ccs ... .007 cut is about -1cc ... most data charts on chamber sizes are deeply flawed by evidence on...
Forum: Pontiac - Street 01-29-2025, 10:09 AM
Replies: 31
Views: 1,384
Posted By Formulas
I polished cam journals sprayed cam with carb or...

I polished cam journals sprayed cam with carb or brake cleaner taped off polished journals then generous 842 coat remainder of camshaft, 842 applied to coarse parkerization magnifies its ability to...
Forum: Pontiac - Street 01-28-2025, 03:53 PM
Replies: 31
Views: 1,384
Posted By Formulas
Again .. You can lead a horse to water... Goes...

Again .. You can lead a horse to water... Goes on like paint dries doesnt fall off with a little oil splash ... i even coated my pistons, bottom of the cylinders under ring travel fogged where...
Forum: 70-73 Firebird & TA TECH 01-26-2025, 12:44 PM
Replies: 26
Views: 773
Posted By Formulas
Are any of you guys near south western West...

Are any of you guys near south western West Virginia?

I have a gutted CA. 70 Espirit
Forum: Pontiac - Street 01-25-2025, 12:10 PM
Replies: 31
Views: 1,384
Posted By Formulas
Clean well and use

Clean well and use
Forum: Pontiac - Street 01-24-2025, 09:29 AM
Replies: 21
Views: 1,286
Posted By Formulas
Instant great loss with new parts that are not...

Instant great loss with new parts that are not light years different from prior build suggests to me cam timing, Perhaps suggest a compression test and real cam numbers
Forum: Pontiac - Street 01-21-2025, 08:14 AM
Replies: 13
Views: 649
Posted By Formulas
Hey on picture rotation ... if you rotate your...

Hey on picture rotation ... if you rotate your phone opposite of normal / natural / usual, when you take the pic it will end up the way you wish

I THINK its the way the site is programmed to...
Forum: Pontiac - Street 01-21-2025, 07:30 AM
Replies: 13
Views: 649
Posted By Formulas
Hydraulic lifters get a external body groove, ...

Hydraulic lifters get a external body groove, Solid lifters get a face base EDM hole for cam saving efforts

The face EDM would degrade the sanctity of the hydraulic chamber on a juice lifter lead...
Forum: Pontiac - Street 01-20-2025, 09:58 AM
Replies: 128
Views: 5,066
Posted By Formulas
Really noisy valvetrain and blue rockers ... ...

Really noisy valvetrain and blue rockers ...

For whatever reason you had an oil supply problem caused by who knows what and where at this point in time..

Blue rockers were the result not the...
Forum: Pontiac - Street 01-15-2025, 09:25 PM
Replies: 25
Views: 1,161
Posted By Formulas
If you walk in to rent one take a new bearing in...

If you walk in to rent one take a new bearing in with you to put on the tool mandrel to check fit......the bearing should be a touch loose on the tool because it compresses a bit on install
Forum: Pontiac - Street 01-12-2025, 08:48 PM
Replies: 27
Views: 1,821
Posted By Formulas
The 2800 / 350 power band is like the typical...

The 2800 / 350 power band is like the typical baseline GM V8 4 barrel mannerism... no big loss of low end power strong midrange..

If in fact you have #48 heads i would step up to the 2801 cam...
Forum: Pontiac - Street 01-05-2025, 09:11 AM
Replies: 99
Views: 5,332
Posted By Formulas
Chokes and fast idle cams work without a cross...

Chokes and fast idle cams work without a cross over .... such drama from a group that most likely will jump in a fuel injected heated leather seat heated steering wheel memory seats 8" touch...
Forum: Pontiac - Street 01-04-2025, 07:39 AM
Replies: 12
Views: 687
Posted By Formulas
Warrior for the win in the appearance column ...

Warrior for the win in the appearance column

depth is 1/3 of the volume calculation

i read a long time ago if your faced with a minimal plenum depth situation to err on the side of larger...
Forum: 70-73 Firebird & TA TECH 01-02-2025, 07:45 PM
Replies: 23
Views: 798
Posted By Formulas
Think about fixing the lower sway bar bushing if...

Think about fixing the lower sway bar bushing if not already done...

I would definitely keep the original rear for a desirable car they are only original once .. and iam not a purest .. just...
Forum: Pontiac - Street 12-31-2024, 09:13 PM
Replies: 15
Views: 1,055
Posted By Formulas
OEM 428 crank in a 455 block works well also

OEM 428 crank in a 455 block works well also
Forum: Pontiac - Street 12-31-2024, 12:09 PM
Replies: 3
Views: 335
Posted By Formulas
Watched some of the first video and a question...

Watched some of the first video and a question came to mind i wonder how much influence heads being installed on a Pontiac block affects the crank saddle issues he was dealing with ... interesting
Forum: Pontiac - Street 12-29-2024, 11:15 PM
Replies: 27
Views: 774
Posted By Formulas
What your looking at is next level pistons above...

What your looking at is next level pistons above stock cast or aftermarket cast there is better choices and there is worse choices.

it looks like very low miles or maybe not even started as...
Forum: Pontiac - Street 12-29-2024, 02:29 PM
Replies: 27
Views: 774
Posted By Formulas
You can just tell by the shape after you have...

You can just tell by the shape after you have seen enough different brands ..... There is alot of pistons that are very similar but nothing comes close to the TRW / Speed Pro design .. A big...
Forum: Pontiac - Street 12-29-2024, 12:02 PM
Replies: 22
Views: 694
Posted By Formulas
A positive about longer valves they will be...

A positive about longer valves they will be inherently lighter than heavy stock valves that also have ben known to break
Forum: Pontiac - Street 12-27-2024, 02:41 PM
Replies: 15
Views: 1,055
Posted By Formulas
Molnar sounds expensive until you realize you...

Molnar sounds expensive until you realize you dont have to get it turned hacked or welded just to use it.. rods or crank ...
Forum: Pontiac - Street 12-24-2024, 08:06 PM
Replies: 24
Views: 1,090
Posted By Formulas
The beauty of the whole deal is the pistons dont...

The beauty of the whole deal is the pistons dont have to be as clean as new pistons

you can take an old ring break it grind it file it dress it up and use it to clean out scrape the ring grooves
...
Forum: Pontiac - Street 12-23-2024, 11:10 AM
Replies: 9
Views: 487
Posted By Formulas
I broke in a new cam this summer ... first time...

I broke in a new cam this summer ... first time i went with reduced spring pressure and break in 30wt oil... i had Erson new old stock factory 2bbl pressure 1.68 inst. height springs on my Eheads...
Forum: Pontiac - Street 12-22-2024, 10:44 AM
Replies: 24
Views: 912
Posted By Formulas
I recently went down the rabbit hole on spark...

I recently went down the rabbit hole on spark plug gaps and what i found out was a bit different than conventional (bigger the better) wisdom even watched a guy with a scope that figured how much...
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