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Forum: Pontiac - Street 07-31-2019, 08:57 AM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Very Good Stuff, Thanks

Very Good Stuff, Thanks
Forum: Pontiac - Street 07-31-2019, 06:04 AM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Some good perspectives. The engine was warmed up...

Some good perspectives. The engine was warmed up before testing. Throttle was open and a minimum of 5 cranks for each cylinder. One thing of interest is your correct observation that the motor runs...
Forum: Pontiac - Street 07-30-2019, 08:42 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Thanks, Very insightful about the Pistons. We...

Thanks, Very insightful about the Pistons. We had the same discussion and wondered if there was piston and cylinder damage. A thorough compression check was made. All cylinders were within 5...
Forum: Pontiac - Street 07-30-2019, 04:29 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
I agree Joe, Shaft is not the source. Not sure...

I agree Joe, Shaft is not the source. Not sure why we are headed back in that direction ?

:horn: It had a major failure from oil starvation which resulted in wiping out the bottom end of the...
Forum: Pontiac - Street 07-30-2019, 03:55 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Exclamation Thanks Clay, If you get an opportunity look...

Thanks Clay,

If you get an opportunity look at the video posted last weekend. You can see that there is no irregular movement then. I would speculate that the marks happened at a higher RPM...
Forum: Pontiac - Street 07-30-2019, 03:06 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Here is some more info on that. An altered...

Here is some more info on that.

An altered 1/2 distributer base and shaft was installed. It was the base with just the shaft sticking up. The original timing gear was put on the test shaft. The...
Forum: Pontiac - Street 07-30-2019, 02:50 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Great Question ! We talked about that in...

Great Question !

We talked about that in length and could not come up with a really good answer.

A little background on what we did. We did the following: Installed another oil pump, oil...
Forum: Pontiac - Street 07-30-2019, 01:01 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Forgot to mention: The distributer was taken out,...

Forgot to mention: The distributer was taken out, disassembled and checked as well. No signs of wear or bearing damage this time around.

While it was out another distributer was put in it's...
Forum: Pontiac - Street 07-30-2019, 12:39 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Ummm OK , Thanks.

Ummm OK , Thanks.
Forum: Pontiac - Street 07-30-2019, 12:35 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Yes I know :)

Yes I know :)
Forum: Pontiac - Street 07-30-2019, 12:33 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Nope not It, Thanks. :)

Nope not It, Thanks. :)
Forum: Pontiac - Street 07-30-2019, 12:16 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Sorry but, Say what ? :confused: The...

Sorry but, Say what ? :confused:

The witness marks were already addressed. The oil pump shaft is the same and is was checked to be straight and undamaged. No the shaft cannot be removed. ...
Forum: Pontiac - Street 07-30-2019, 10:52 AM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Definitely in the Motor. The engine was...

Definitely in the Motor.

The engine was run with the following removed. All belts, Fuel pump and torque converter completely disconnected. It was sitting there Virgin on the frame without...
Forum: Pontiac - Street 07-30-2019, 10:24 AM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
Not even a remote possibility. But Thanks;)

Not even a remote possibility. But Thanks;)
Forum: Pontiac - Street 07-02-2018, 12:36 AM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
I agree with your concerns . Paul was involved in...

I agree with your concerns . Paul was involved in picking out the new rocker arms. I was not involved in the installation but remember some concerns being mentioned about pushrod length. There was...
Forum: Pontiac - Street 07-01-2018, 11:38 PM
Replies: 1,465
Views: 155,710
Posted By Pronto Poncho
As it turns out I don’t believe the rocker arms...

As it turns out I don’t believe the rocker arms were ever a problem. They were replaced as an attempted to address the problem. I can’t help but worry if something is going on with the geometry of...
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