Anyone using total seal rings w/ chromoly top ring?
In particular, did you experience any trouble getting them to seat? If so, how long did it take? I have heard it takes longer then normal, and should use conventional oil to better seat them.
Let me know the pros or cons.
Anyone?
Cant recall the material, but the top is not stainless.
After previous blowby issues relating to lack of bore prep. Im amazed at how little blowby these rings have. Virtually none !!!! breather cans stay clean at all times
Maybe it was my break in procedure - but you know how that goes, like other things - everyone has an opinion on the right break in procedure:
-started and varied rpm 1500 - 2500 rpm for 20 mins
-drove for 200 miles at 3500 rpm or less - stop and go, around town driving - no extended idling periods
-then finished tune and did multiple WOT runs, at normal heat temp (185ish).
I have driven normally from 200-2000 miles - multiple WOT runs, getting on it around town - having fun with car - breaking it in like I plan to drive it.
I hope they totally seat soon - I am starting to get worried.
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The issue is, just making sure that the correct rings were chosen. And it looks like they were. Just need to change to dyno oil and drive it more to seat them.
With the gapless, people that have used them with boost, the rings wound up lifting off the seat and creating major blowby. From what I have found out they are not worth it. The gap in the conventional rings is very minute.
So far Ive been using mine for about 4 months. Virtually zero blowby. After my initial sealing problems that were down to bore prep ( or lack of ), I am very impressed with them.
Ive used a few sets...had 2 good experiences, and 2 bad.
The bad are down to my own fault.
First time was a gapless top in stainless, and conventional 2nd ring. I used these honed, but defo not round bores. I had no time to bed them in, as I literally built the engine, and was going racing a couple of days later, so it was flat out within 20-30 miles.
Despite the poor bore condition, there was very little blowby, and the 346 actually ran very well, covering about 1000 miles, some 30+ passes and a standing mile pass all without any problems whatsoever.
The next set with new pistons and new +0.005" bore....well, I blew the crap outta them and the pistons lol. So cant really fault the rings.
Next set was stainless gapped top ring........I did not prep the bore after the previous destruction, as there was only 500 miles on the bores.
big mistake, lots of blowby.
Quick hone with a ball flex tool, and new gapless moly top ring etc, and virtually zero blowby. My current rings are working far better than anything Ive used to date.










