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Forum: Pontiac - Street 10-06-2021, 07:55 PM
Replies: 56
Views: 13,203
Posted By Jonsey
Got the engine back together a couple weeks back....

Got the engine back together a couple weeks back.

We tested all the new lifters before installation. Interestingly, they had some variation in how far the plunger would travel.

Before...
Forum: Pontiac - Street 09-23-2021, 09:46 PM
Replies: 56
Views: 13,203
Posted By Jonsey
Steve, I agree, the intake won't go on until all...

Steve, I agree, the intake won't go on until all the rockers are on, adjusted, and each cylinder is showing compression.

chuckies, I wouldn't be posting here if I didn't want people's advice. The...
Forum: Pontiac - Street 09-23-2021, 01:05 AM
Replies: 56
Views: 13,203
Posted By Jonsey
Quick update: Checked the valves per steve's...

Quick update:

Checked the valves per steve's method, they looked good. Reinstalled the head.

Called Butler, they suggested the Hylift Johnson lifters. They advised I would probably need new...
Forum: Pontiac - Street 09-18-2021, 01:46 PM
Replies: 56
Views: 13,203
Posted By Jonsey
Thanks for the video tip Chuckles. Yes, they...

Thanks for the video tip Chuckles.

Yes, they are the Butler head gaskets. It wasn't a big deal to clean off the head surface.

Directions on the gasket say metal part should face the block,...
Forum: Pontiac - Street 09-17-2021, 10:53 AM
Replies: 56
Views: 13,203
Posted By Jonsey
I've always left the measuring of pushrods to the...

I've always left the measuring of pushrods to the engine builder. I'll have to read up on that.
Forum: Pontiac - Street 09-17-2021, 10:26 AM
Replies: 56
Views: 13,203
Posted By Jonsey
If they don't free up from being soaked in gas,...

If they don't free up from being soaked in gas, what can I do? Is my only option to replace them?
Forum: Pontiac - Street 09-16-2021, 11:19 PM
Replies: 56
Views: 13,203
Posted By Jonsey
Neighborscomplaint, the oil doesn't smell like...

Neighborscomplaint, the oil doesn't smell like fuel.

JLMounce, I used to a pushrod to test the plunger on each lifter on the passenger side. The amount I could depress each lifter varied widely...
Forum: Pontiac - Street 09-14-2021, 04:01 PM
Replies: 56
Views: 13,203
Posted By Jonsey
Yes, the pushrods were straight, as far as I...

Yes, the pushrods were straight, as far as I could tell. Rockers have small marks in the anodized coating where they were installed incorrectly but don't seem damaged.

I was able to get...
Forum: Pontiac - Street 09-12-2021, 10:56 AM
Replies: 56
Views: 13,203
Posted By Jonsey
johnta/Quick-silver: I wondered if the lifters...

johnta/Quick-silver: I wondered if the lifters might be solid based on the way they were acting. I pulled one. Looks hydraulic to me (I can see the plunger/keeper inside). See pictures. I see what...
Forum: Pontiac - Street 09-11-2021, 11:05 PM
Replies: 56
Views: 13,203
Posted By Jonsey
Finally had some time to try the troubleshooting...

Finally had some time to try the troubleshooting methods suggested.

Here's what I tried:

1. Filled the chambers with water. No water leaked out of the valves.
2. Tried Cliff's suggestion to...
Forum: Pontiac - Street 08-16-2021, 09:10 AM
Replies: 56
Views: 13,203
Posted By Jonsey
A lot of helpful information here, thank you. I'm...

A lot of helpful information here, thank you. I'm sorry I didn't have time to reply yesterday, had to work and didn't get a chance to try anyone's suggestions.

To answer some of the questions, all...
Forum: Pontiac - Street 08-15-2021, 01:58 AM
Replies: 56
Views: 13,203
Posted By Jonsey
Unhappy Thanks for all the thoughts guys. If it...

Thanks for all the thoughts guys.

If it wasn't clear, the nut fell down the throttle body while the engine was off, so there was no damage. I just pulled the head and the nut was sitting on top...
Forum: Pontiac - Street 08-14-2021, 06:38 PM
Replies: 56
Views: 13,203
Posted By Jonsey
I regret not doing a leak down test as well. I...

I regret not doing a leak down test as well. I was so certain it was the head gasket I didn't think I needed to bother.
Forum: Pontiac - Street 08-14-2021, 05:46 PM
Replies: 56
Views: 13,203
Posted By Jonsey
No compression in cylinders #2 & #$4

Hi,

Had my engine rebuilt by a local builder a few years back after it threw a rod bearing. Engine is a 455 block, new rotating assembly from Butler. Changed the cam to a smaller XR288HR 288/294,...
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