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Forum: Electrical Tech 05-23-2022, 11:37 AM
Replies: 4
Views: 1,084
Posted By shermanator2
About a year ago I was helping a friend with his...

About a year ago I was helping a friend with his '63 chevy pick up. I went through four different branded voltage regulators from four different sources including I think the same ACDelco that you...
Forum: Pontiac - Race 05-06-2022, 03:37 PM
Replies: 75
Views: 11,488
Posted By shermanator2
Stock Pontiac dowels are about 0.3096" diameter. ...

Stock Pontiac dowels are about 0.3096" diameter. With the Milodon splayed caps that I have, a 0.3096 dowel will drop into the holes, but a 0.3125 is not even close to fitting.

And BTW, I have...
Forum: Pontiac - Street 05-01-2022, 04:43 PM
Replies: 122
Views: 12,147
Posted By shermanator2
I have to disagree with you. Internally balanced...

I have to disagree with you. Internally balanced means that rotating assembly is in balance without the external components (flywheel and harmonic damper). No production traditional Pontiac V-8...
Forum: Pontiac - Race 04-21-2022, 08:13 PM
Replies: 75
Views: 11,488
Posted By shermanator2
I did not intend to get a large angle. Just...

I did not intend to get a large angle. Just enough to square the engine block to the table. I was thinking of nodding the head of the mill to do the splayed bolts.

This does bring up an...
Forum: Pontiac - Race 04-14-2022, 07:02 PM
Replies: 75
Views: 11,488
Posted By shermanator2
The valley ends of a Pontiac block seem to be...

The valley ends of a Pontiac block seem to be exactly a 6" radius. See the attached picture of a pair of saddles that I made to mount my block in my Bridgeport for a different purpose.

I have a...
Forum: Pontiac - Street 04-10-2022, 12:23 PM
Replies: 92
Views: 19,153
Posted By shermanator2
Might as well resurrect this great thread after a...

Might as well resurrect this great thread after a 6-1/2 year break.

How much spring pressure on the seat and at lift do I want for a 068 (SPC-7 to be precise)?

My build is an essentially...
Forum: Pontiac - Race 04-28-2021, 12:17 PM
Replies: 353
Views: 58,824
Posted By shermanator2
Sorry to be late to the party, but are you guys...

Sorry to be late to the party, but are you guys arguing over what is a hemisphere, or what is a hemispherical combustion chamber, or what is a HEMI?

Chrysler automotive engines never had a true...
Forum: 77-81 Firebird & Trans Am TECH 03-11-2021, 12:01 PM
Replies: 3
Views: 1,273
Posted By shermanator2
According to Wallace racing, without AC or rear...

According to Wallace racing, without AC or rear defog, 37A. If you have rear defog, then 55A. I have had good luck buying alternator parts from https://alternatorparts.com.
Forum: 67-69 Firebird TECH 03-02-2021, 12:35 PM
Replies: 4
Views: 1,322
Posted By shermanator2
It looks like all of the GL-5 out there is 75w/90...

It looks like all of the GL-5 out there is 75w/90 or 80w/90. just use one of those.
Forum: 67-69 Firebird TECH 03-02-2021, 12:20 PM
Replies: 4
Views: 1,322
Posted By shermanator2
I think that you want something that is GL5 rated...

I think that you want something that is GL5 rated for a differential because of the hypoid ring and pinion. I agree with mineral SAE 90. Should be pretty generic at any auto parts store or probably...
Forum: 77-81 Firebird & Trans Am TECH 02-17-2021, 01:01 PM
Replies: 9
Views: 1,859
Posted By shermanator2
That is a 10Si alternator. They are very...

That is a 10Si alternator. They are very generic. You can get one at any junk yard or auto parts store. They were used in all about GM cars from the early '70s to mid '80s. The only differences...
Forum: Pontiac - Street 02-16-2021, 12:25 PM
Replies: 82
Views: 6,387
Posted By shermanator2
My unmolested #48s with factory valves and A099...

My unmolested #48s with factory valves and A099 and A139 date codes measured 66cc.
Forum: Pontiac - Street 02-07-2021, 02:20 PM
Replies: 72
Views: 6,627
Posted By shermanator2
I will as Schurkey and Half-Inch Stud have...

I will as Schurkey and Half-Inch Stud have suggested, talk to Butler about this crank shaft. I just want to be sure that I am as educated as possible and have my ducks in a row before I do.
...
Forum: Pontiac - Street 02-05-2021, 04:00 PM
Replies: 16
Views: 1,869
Posted By shermanator2
I had a SBC in my '82 k20 pick up that ate thrust...

I had a SBC in my '82 k20 pick up that ate thrust bearings with a manual transmission. It even destroyed the factory forged crank shaft. It turns out that the problem was that the block was not...
Forum: Pontiac - Street 01-28-2021, 05:12 PM
Replies: 14
Views: 1,300
Posted By shermanator2
That is true and exactly how I interpreted his...

That is true and exactly how I interpreted his sketch.
Forum: Pontiac - Street 01-28-2021, 02:07 PM
Replies: 14
Views: 1,300
Posted By shermanator2
Your notes on the diagram make little sense. If...

Your notes on the diagram make little sense. If you want to put an ammeter in you would need to break the connection somewhere near the "Junction Block" in that picture and put the ammeter in series...
Forum: Pontiac - Street 01-26-2021, 01:24 PM
Replies: 398
Views: 71,055
Posted By shermanator2
It is a PONTIAC lifter!!! The Sealed Power...

It is a PONTIAC lifter!!!

The Sealed Power HT-2148 is a Pontiac lifter first and foremost. I looked at the application list on Sealed Power's web site and the earliest application that I can...
Forum: 60 & Older Pontiac TECH 01-25-2021, 09:45 PM
Replies: 14
Views: 3,523
Posted By shermanator2
Here is a good link...

Here is a good link http://www.madelectrical.com/electricaltech/delcoremy.shtml that gives examples of what to order at the local parts store. Go down a ways and look under application data. If...
Forum: Pontiac - Street 01-24-2021, 02:25 PM
Replies: 398
Views: 71,055
Posted By shermanator2
Does anyone have one of these Comp XR288HR cams...

Does anyone have one of these Comp XR288HR cams that you can do the straight edge and feeler gauge test that JC455 demonstrated so well in his video? If you can get a feeler gauge thicker than...
Forum: Pontiac - Street 01-23-2021, 07:22 PM
Replies: 398
Views: 71,055
Posted By shermanator2
Thanks JC455 for the great video and thanks for...

Thanks JC455 for the great video and thanks for listing me in the credits. I am very happy too that you pointed out with the straight edge and feeler gauge that the noses of various cams are all at...
Forum: Pontiac - Street 01-17-2021, 03:03 PM
Replies: 108
Views: 16,832
Posted By shermanator2
As I mentioned earlier, I was getting another #48...

As I mentioned earlier, I was getting another #48 head from John Eiseman. That head has a date code of A099 and an unknown origin or history. As a reminder, my original one is a date code A139 and...
Forum: Pontiac - Street 01-09-2021, 01:12 AM
Replies: 398
Views: 71,055
Posted By shermanator2
As I said in the one of the other threads on this...

As I said in the one of the other threads on this same subject, any optimally designed cam will have the nose of the cam at the same height (radius from cam shaft centerline) regardless of lobe lift....
Forum: Big Pontiac (incl G-body)Parts For SALE 01-03-2021, 08:01 PM
Replies: 4
Views: 831
Posted By shermanator2
FREE heads to a good home

Available for pick up in San Diego, CA 92117. Nothing special unless you need them for a restoration. I will never use them, I just don’t like scraping Pontiac parts. Convince me (will not take...
Showing results 1 to 23 of 23

 
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