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Forum: Pontiac - Race Yesterday, 11:10 AM
Replies: 33
Views: 1,122
Posted By mgarblik
I can't vouch for the actual nickel content of...

I can't vouch for the actual nickel content of RAV blocks. But I have worked on a few for Arnie Beswick over the years and his blocks had sat around unprotected for long periods and had very little...
Forum: 61-66 Big Pontiac TECH 04-13-2024, 06:49 PM
Replies: 2
Views: 81
Posted By mgarblik
Possibly a shoe/drum gauge like this may work? ...

Possibly a shoe/drum gauge like this may work? Not sure. I have owned half a dozen 8-lug cars and never needed to make this adjustment.
Forum: Pontiac - Race 04-13-2024, 02:40 PM
Replies: 31
Views: 1,054
Posted By mgarblik
Possibly some sort of Visner head? {sp} I know...

Possibly some sort of Visner head? {sp} I know they made a few different variations for Pontiac application.
Forum: Pontiac - Race 04-13-2024, 10:34 AM
Replies: 31
Views: 1,054
Posted By mgarblik
Thanks Paul for the brain jog. I think the...

Thanks Paul for the brain jog. I think the castings were the 386 castings that Arnie needed. It's been over a decade and I probably had 396 on the brain from that sorry Chebbie engine. Anyway,...
Forum: Pontiac - Race 04-12-2024, 12:19 PM
Replies: 31
Views: 1,054
Posted By mgarblik
To answer your questions: The heads I was...

To answer your questions: The heads I was desperately trying to find for Annie were the very early Pro Stock BBC based heads completely re-engineered by Pontiac and generically referred to as "Big...
Forum: Pontiac - Race 04-12-2024, 09:19 AM
Replies: 31
Views: 1,054
Posted By mgarblik
Darin Morgan is among the Elite cylinder head...

Darin Morgan is among the Elite cylinder head experts still working in the field. I have learned allot attending numerous seminars he either headlined or participated in. He was helpful to me...
Forum: Pontiac - Race 04-11-2024, 12:40 PM
Replies: 33
Views: 1,122
Posted By mgarblik
Interesting read. Jerry Steinbrick's Ram Air V...

Interesting read. Jerry Steinbrick's Ram Air V Pro Stock car is listed. Also Animal Jim's Mamouth Mercury which we raced with the Beswick Grocery Getter Tribute car. (3-0), against the 735 Cubic...
Forum: THE LOBBY 04-11-2024, 12:28 PM
Replies: 14
Views: 1,008
Posted By mgarblik
Looks like a nice car from the pics. Checks all...

Looks like a nice car from the pics. Checks all the right boxes other than not an SD car. 2nd gen Birds are Hot, Hot Hot. 106K with 6 days to go. Watch this bird soar. 150K+ wouldn't surprise me...
Forum: THE LOBBY 04-10-2024, 03:07 PM
Replies: 13
Views: 694
Posted By mgarblik
I am probably going to have some dry ice blasting...

I am probably going to have some dry ice blasting done on a 73 Firebird in the next 2 months. It was restored, body on, in the late 1970's. Everything from the firewall forward looks great and...
Forum: THE LOBBY 04-10-2024, 02:51 PM
Replies: 11
Views: 478
Posted By mgarblik
Not so long ago.....2018.

Not so long ago.....2018.
Forum: Pontiac - Street 04-10-2024, 01:00 PM
Replies: 178
Views: 11,942
Posted By mgarblik
Cleaned the valves and lapped the seats this...

Cleaned the valves and lapped the seats this morning. Boy, the combustion chambers are just beautiful. The smooth, fully machined chambers are a work of art compared to what the "darling division",...
Forum: Pontiac - Street 04-10-2024, 09:35 AM
Replies: 178
Views: 11,942
Posted By mgarblik
That's a serious spring for sure. 278 lbs. seat...

That's a serious spring for sure. 278 lbs. seat pressure at 1.800. 595 lbs. open with a .500 net lift cam.
Forum: Pontiac - Street 04-10-2024, 09:12 AM
Replies: 178
Views: 11,942
Posted By mgarblik
I have had some time to evaluate what I have for...

I have had some time to evaluate what I have for valve springs on these heads. The installed heights without shims varied quite a bit unfortunately. 1.840" was the shortest and 1.870" was the...
Forum: Pontiac - Street 04-08-2024, 08:52 PM
Replies: 178
Views: 11,942
Posted By mgarblik
Thank you Paul for great information. The...

Thank you Paul for great information. The springs installed on the heads DO NOT appear to be OE springs based on your description. They are a dual spring without a damper. They do not appear to be...
Forum: Pontiac - Street 04-08-2024, 07:24 PM
Replies: 178
Views: 11,942
Posted By mgarblik
Thanks for looking all that up. I have the...

Thanks for looking all that up. I have the springs that were installed. I assume they were the stock springs. Also based on the amount of shims they used, they are likely pretty tired. I will get...
Forum: Pontiac - Street 04-08-2024, 02:51 PM
Replies: 178
Views: 11,942
Posted By mgarblik
After looking at your pics I again looked at my...

After looking at your pics I again looked at my valves. It's possible there are some extremely faint numbers on the stem, but not readable. In my pics, look at where the magnet is stuck. The...
Forum: Pontiac - Street 04-08-2024, 11:17 AM
Replies: 178
Views: 11,942
Posted By mgarblik
Those cars might have been on the line together. ...

Those cars might have been on the line together. That would have been a great color picture. Your heads look the same as mine. BTW, I looked very closely between the seal groove and lock groove on...
Forum: Pontiac - Street 04-08-2024, 09:11 AM
Replies: 178
Views: 11,942
Posted By mgarblik
I will look for part numbers on the valves. They...

I will look for part numbers on the valves. They have the visual look you described. They look original to me. I do have a question for the cylinder head experts. For the SD engines, what spring...
Forum: Pontiac - Street 04-07-2024, 06:37 PM
Replies: 178
Views: 11,942
Posted By mgarblik
Took a closer look at the valves. The intakes...

Took a closer look at the valves. The intakes look like a nice 1 piece valve and the entire valve is magnetic. The exhaust valve is a 2-piece design but nice looking. The head is non-magnetic and...
Forum: Pontiac - Street 04-07-2024, 01:04 PM
Replies: 178
Views: 11,942
Posted By mgarblik
Car has a shipping date of 6/25/73 from Norwood. ...

Car has a shipping date of 6/25/73 from Norwood. Interest from 7/19/73. Per PHS. I think I am correct that all the 73 SD cars were built in a batch over a short time period and the production was...
Forum: Pontiac - Street 04-07-2024, 11:30 AM
Replies: 178
Views: 11,942
Posted By mgarblik
Some better ID pics.

Some better ID pics.
Forum: Pontiac - Street 04-07-2024, 10:14 AM
Replies: 178
Views: 11,942
Posted By mgarblik
If I had to guess and that's what it is, I would...

If I had to guess and that's what it is, I would say the last digit is a 5. Awfully hard to tell a 5 from a 6 in this circumstance. What do you guys think? Paul, do you happen to know what changes...
Forum: THE LOBBY 04-07-2024, 08:59 AM
Replies: 22
Views: 1,246
Posted By mgarblik
The overall cranking compression numbers are low...

The overall cranking compression numbers are low across the board. That does NOT mean something is wrong with the engine. 1. Was the battery fully charged and cranking fast through the entire...
Forum: Pontiac - Street 04-06-2024, 09:28 PM
Replies: 178
Views: 11,942
Posted By mgarblik
The intakes look like a nice one piece valve. I...

The intakes look like a nice one piece valve. I will need to look at the exhaust valves closer tomorrow to tell. I am not sure.
Forum: Pontiac - Street 04-06-2024, 05:41 PM
Replies: 178
Views: 11,942
Posted By mgarblik
Few more pics. Sorry some of these pictures are...

Few more pics. Sorry some of these pictures are sideways. Don't know why it does this or how to turn them.
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