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Forum: Pontiac - Street 09-23-2024, 03:18 PM
Replies: 22
Views: 588
Posted By peters23
Rock Auto carries the Gates hose clamps, which...

Rock Auto carries the Gates hose clamps, which are US made.
Forum: 60 & Older Pontiac TECH 08-29-2024, 08:45 PM
Replies: 14
Views: 648
Posted By peters23
The original early style 4 bolt water pumps used...

The original early style 4 bolt water pumps used a cast iron impeller.
Many of the replacements use a stamped steel impeller that has been shown to be inferior to the original cast iron, and may...
Forum: Pontiac - Street 08-06-2024, 12:21 PM
Replies: 18
Views: 842
Posted By peters23
Another valve spring worth checking out is the...

Another valve spring worth checking out is the COMP Cams 988-16.
These have a combined rate of 230#/in which is much lower than Melling and SBI, and only slightly higher than early stock springs..
...
Forum: Pontiac - Street 12-06-2022, 11:14 AM
Replies: 17
Views: 1,861
Posted By peters23
Maybe a dumb question, but why would you *not*...

Maybe a dumb question, but why would you *not* install the eccentric. I would think if you someday decide to go back to a mechanical pump that would make the changeover a lot easier.
Forum: Pontiac - Street 04-23-2022, 10:26 AM
Replies: 40
Views: 4,033
Posted By peters23
I am currently rebuilding a set of 1960 heads,...

I am currently rebuilding a set of 1960 heads, but note that I am not an expert, learning as I go.
Stock valve spring installed height is 1.530 on these, so not much room for tall springs.
I...
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