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Search took 0.00 seconds. Search: Posts Made By: Cliff R
Forum: Pontiac - Street 12-07-2022, 12:06 PM
Replies: 37
Views: 2,757
Posted By Cliff R
I had a long time ago customer call me a few days...

I had a long time ago customer call me a few days ago and said that two of the Harland Sharp roller rockers we installed on his engine had the rollers side-load and dig pretty hard into the aluminum....
Forum: Pontiac - Street 12-07-2022, 09:01 AM
Replies: 37
Views: 2,757
Posted By Cliff R
Ran ONE set of Scorpions and cracked 13 out of 16...

Ran ONE set of Scorpions and cracked 13 out of 16 of them. They didn't fail completely but they were a ticking time bomb.

I was being kind about the PRW's above but the failure rate was 100...
Forum: Pontiac - Street 12-06-2022, 07:43 AM
Replies: 37
Views: 2,757
Posted By Cliff R
I installed a set on my last 455 in 2009. They...

I installed a set on my last 455 in 2009. They were nice looking parts, near mirror images of the more expensive Crower Enduro roller rockers.

They were mated up to SD's Old Faithful cam and CNC...
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