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Forum: Pontiac - Street 08-20-2023, 07:23 AM
Replies: 26
Views: 1,836
Posted By Pneumatic
I ended up getting the GZ kit, minus the mandrel...

I ended up getting the GZ kit, minus the mandrel (I got the Butler one) and catch tank (I already had one). Bill was really good to deal with, he sent me a couple of different aluminium spacer...
Forum: Pontiac - Street 07-12-2023, 12:17 AM
Replies: 26
Views: 1,836
Posted By Pneumatic
I have made a bit of progress. Butler...

I have made a bit of progress.

Butler website needs updating. This image of the full kit has the OLD bracket design that they don't sell anymore;
615864

The second image is the new bracket;...
Forum: Pontiac - Street 07-09-2023, 05:45 PM
Replies: 26
Views: 1,836
Posted By Pneumatic
Their exact response when I said the location in...

Their exact response when I said the location in their photos is too low and I need to mount it higher was;

"The kit comes with the brackets to mount in shown area, but that doesn’t mean that you...
Forum: Pontiac - Street 07-08-2023, 08:01 PM
Replies: 26
Views: 1,836
Posted By Pneumatic
Thanks Mark, that is really helpful. I need to go...

Thanks Mark, that is really helpful. I need to go and measure my Romac balancer.

From what you've described the Butler mandrel should fit.

I'm still trying to clarify what the latest Butler...
Forum: Pontiac - Street 07-07-2023, 07:26 PM
Replies: 26
Views: 1,836
Posted By Pneumatic
The exhaust evac is good for race cars with open...

The exhaust evac is good for race cars with open headers. I am asking what people do on higher performance street cars that still run mufflers and drive reasonable distances in traffic.
Forum: Pontiac - Street 07-07-2023, 07:52 AM
Replies: 26
Views: 1,836
Posted By Pneumatic
No matter how good a PCV is, it won't help at...

No matter how good a PCV is, it won't help at wide open throttle because there is no manifold vacuum at wide open throttle.

Thanks Don 79 TA. I can confirm GZ only make VP104 pumps now, so that...
Forum: Pontiac - Street 07-06-2023, 09:09 AM
Replies: 26
Views: 1,836
Posted By Pneumatic
Best crankcase vacuum pump for street car

Hi all,

I have a 455 bored and stroked to 474. Multiple attempts to get a rear main seal to work have been unsuccessful, a lined bored block doesn't help.

I'd like to add a vacuum pump before...
Showing results 1 to 7 of 7

 
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