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Search took 0.01 seconds. Search: Posts Made By: JB Eng Wis
Forum: Pontiac - Street 05-08-2024, 09:38 AM
Replies: 17
Views: 660
Posted By JB Eng Wis
Comp Cams can make you that exact cam.... or...

Comp Cams can make you that exact cam.... or change it in to any Lobe Seperation you would like.
Bullet Cams has almost that same lobes..... they also have some just a bit bigger on lift, or smaller...
Forum: Pontiac - Street 04-18-2024, 05:14 PM
Replies: 5
Views: 500
Posted By JB Eng Wis
If a 10W-40 conventional is what you would like...

If a 10W-40 conventional is what you would like to stick too.
Valvoline 10w40 Daily Protection is a bit thicker at 212 degrees then Castrol GTX 10w40 conv, however the GTX does have a bit more anti...
Forum: Pontiac - Street 04-16-2024, 02:14 PM
Replies: 4
Views: 307
Posted By JB Eng Wis
Wow... the prices of TC are wild..... Please...

Wow... the prices of TC are wild.....
Please check out Edge Racing Converters... they are custom built at a fair price
https://edgeracingconverters.com/product-category/gm/th400/
I have there...
Forum: Pontiac - Street 04-02-2024, 09:10 PM
Replies: 26
Views: 1,495
Posted By JB Eng Wis
Not sure the specs you are looking for but summit...

Not sure the specs you are looking for but summit racing has this in stock

https://www.summitracing.com/parts/cca-51-433-11/make/pontiac

Call Howards cams see if they have cores...
I have a...
Forum: Pontiac - Street 03-12-2024, 11:55 PM
Replies: 39
Views: 2,201
Posted By JB Eng Wis
Im questioning the 1300 ppm of Moly in GP1...

Im questioning the 1300 ppm of Moly in GP1 oil..... the highest I have recorded is 433 in GP1
do you recall which oil might have that high of level of moly?
I do have Driven XP9 syn (10w-40)at my...
Forum: Pontiac - Street 03-11-2024, 07:30 PM
Replies: 39
Views: 2,201
Posted By JB Eng Wis
Jay S said it best: Closest you could come...

Jay S said it best:
Closest you could come with VR1 is to 50/50 mix the semi synthetic VR1 10w30 and 20w50 and end up with a 15w40 VR1. Which Valvoline reps says you can add any of their VR1...
Forum: Pontiac - Street 03-08-2024, 01:30 PM
Replies: 16
Views: 1,135
Posted By JB Eng Wis
Yes , open the throttle blades... many people do...

Yes , open the throttle blades... many people do not do this.
please post your results.,,, just to help others.
Forum: Pontiac - Street 02-27-2024, 12:54 AM
Replies: 21
Views: 1,673
Posted By JB Eng Wis
I have never seen where the lifter is Grooved...

I have never seen where the lifter is Grooved above the oil band, like show in the Rhoads pic....
Has anybody else? makes no sence to leak oil up into the lifter valley.. IMO
Forum: Pontiac - Street 02-25-2024, 10:38 AM
Replies: 21
Views: 1,673
Posted By JB Eng Wis
I would say both are Good to use.... its just a...

I would say both are Good to use.... its just a roll of the dice
I you are able to do the weak single spring on break in, then the stars are all in aline...
Plus a good choice of break in oil.
Forum: Pontiac - Street 02-21-2024, 05:30 PM
Replies: 51
Views: 3,163
Posted By JB Eng Wis
I am right there with chiphead 390HP....... on...

I am right there with chiphead 390HP....... on good non pinggggging gas
Forum: Pontiac - Street 02-07-2024, 07:57 PM
Replies: 43
Views: 2,302
Posted By JB Eng Wis
Would you UP the valve size in those #15 heads?

Would you UP the valve size in those #15 heads?
Forum: Pontiac - Street 01-30-2024, 07:37 PM
Replies: 13
Views: 720
Posted By JB Eng Wis
200R4 OD ratio is .67 that give you final...

200R4 OD ratio is .67 that give you final ratio of 2.29 to 1
Do some math calculator scenarios with your tire height vs RPM's
you may just want a Lower gear ratio set.....
Forum: Pontiac - Street 01-25-2024, 08:09 PM
Replies: 46
Views: 3,643
Posted By JB Eng Wis
There is always that risk of something going...

There is always that risk of something going wrong.... I have not given up on flat tappet cams (HYD or Solid)...
But I do my best to use all the tools that are available.... And for Pontiac engines...
Forum: Pontiac - Street 01-23-2024, 07:35 PM
Replies: 8
Views: 526
Posted By JB Eng Wis
Do a nice compression test first.... that will...

Do a nice compression test first.... that will give you good idea if 57 years were all good years....
Most likely the engine should come apart.... I would guess it needs a valve job for sure.... and...
Forum: Pontiac - Street 12-21-2023, 10:20 PM
Replies: 7
Views: 555
Posted By JB Eng Wis
According to my old 2000 Speed -Pro catalog is...

According to my old 2000 Speed -Pro catalog is says -3cc
Forum: Pontiac - Street 12-19-2023, 07:36 PM
Replies: 17
Views: 1,584
Posted By JB Eng Wis
LOPY IDLE....406ci..... 10:1 comp .... Edelbrock...

LOPY IDLE....406ci..... 10:1 comp .... Edelbrock D port
may I suggest Howards Hyd Roller #418005-09 its there smallest Rattler cam.
and I would use 1.65 rocker arms, if your springs can handle...
Forum: Pontiac - Street 12-13-2023, 03:19 PM
Replies: 25
Views: 1,138
Posted By JB Eng Wis
Try this.... blow air (low Psi)from fuel pump...

Try this.... blow air (low Psi)from fuel pump inlet hose back to the tank....(remove fill cap)
see if fuel / air is leaking from a cracked or pin hole in the steel line......If you find a leak,,,,...
Forum: Pontiac - Street 11-20-2023, 11:00 AM
Replies: 53
Views: 2,501
Posted By JB Eng Wis
A boost of everthing for the low compression 400 ...

A boost of everthing for the low compression 400
I would recomend you try the Lunati LUN-10510701
I have it in 350 with a baby stall converter, works very good IMO
Forum: Pontiac - Street 10-26-2023, 09:11 PM
Replies: 46
Views: 3,942
Posted By JB Eng Wis
I have used the Comp Cams DLC HFT # 812D-16 It...

I have used the Comp Cams DLC HFT # 812D-16
It was a 350 SBC of course... No DLC lifters for Pontiac that I know of....
I used 118 # on the seat pressure and 300# over the nose (.504") Used Comp...
Forum: Pontiac - Street 10-09-2023, 09:46 PM
Replies: 38
Views: 2,573
Posted By JB Eng Wis
Lucas 30w Break in oil has the most of Phosphorus...

Lucas 30w Break in oil has the most of Phosphorus (3641 ppm)and Zinc (4726ppm)of the many oils I have tested, and has a lower Calcium 1119ppm (Detergent)

If Lower Calcium is desired, Try the...
Forum: Pontiac - Street 10-07-2023, 11:43 AM
Replies: 21
Views: 1,439
Posted By JB Eng Wis
I would change the oil. And I would go...

I would change the oil. And I would go thicker.... i would even go as high as 20w-50
Just try it..... if ists to much then find an inbetween weight,,,, Pontiacs are tuff engines.
Forum: Pontiac - Street 08-03-2023, 08:49 AM
Replies: 82
Views: 4,500
Posted By JB Eng Wis
Pick any custom cam from Howards list ........ ...

Pick any custom cam from Howards list ........
I just recieved my Howards Custom Pontiac HFT.
It took 7 weeks.... they said 8 weeks...........
Forum: Pontiac - Street 07-27-2023, 08:57 PM
Replies: 82
Views: 4,500
Posted By JB Eng Wis
KJ223 Info Only 2801 cam in a 355 Pontiac...

KJ223 Info Only
2801 cam in a 355 Pontiac with 8.3 to 1 comp note :(compression with Stock 6x-4 will be around 7.4 to 7.5 to 1)
Heads flowed: 206 @ .450" Intake / Exhaust flowed 164 @...
Forum: Pontiac - Street 06-28-2023, 06:01 PM
Replies: 57
Views: 4,856
Posted By JB Eng Wis
I get my Baldwins from ZORO.com ...

I get my Baldwins from ZORO.com

https://www.zoro.com/search?q=baldwin%20oil%20filters
Forum: Pontiac - Street 06-14-2023, 08:12 PM
Replies: 51
Views: 2,614
Posted By JB Eng Wis
Since its just a camshaft change, I think your...

Since its just a camshaft change, I think your choice of the Melling SPC-3 would be your best catalog cam.
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