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richie 2 12-22-2020 07:37 AM

cylinder wall finish
 
i have a sbc block that was honed years ago...have used different clensers to wipe/clean the walls down, leaving some resadue....will it affect ring seal? tks.

SGSST109E 12-22-2020 07:53 AM

Re: cylinder wall finish
 
Auto trans fluid on a rag. Clean until it doesn't show any trace. If its rust you need to hone.

richie 2 12-22-2020 08:15 AM

Re: cylinder wall finish
 
no rust...just stains from the cleaners...dull, not a shinny surface.

Glenn Briglio 12-22-2020 01:18 PM

Re: cylinder wall finish
 
If in doubt hone it.

Frank Castros 12-22-2020 07:48 PM

Re: cylinder wall finish
 
Ask yourself, why would I take a chance with ring seal? A light hone to “clean” the finish is what I recommend.

richie 2 12-23-2020 08:25 AM

Re: cylinder wall finish
 
will do tks guys...

Patric Fox 12-23-2020 01:13 PM

Re: cylinder wall finish
 
I have the same issue with a block I had to the machine shop, sat around in my garage for too many years. Now I have a little time, pulled it off the shelf and the WD-40 I sprayed on it to keep it from rusting dried on the cylinder walls. Recleaned it, and didn't like the look of the cylinders.Started checking clearences, and the piston to cylinder wall measurement isn't to my specs. So I am going so send it out to get rehoned again.

SSDiv6 12-23-2020 05:36 PM

Re: cylinder wall finish
 
The over the counter WD-40 is a water dispersant and was not designed for long term corrosion protection.

However, in the WD-40 product line, they do have a WD-40 industrial product by the name of WD-40 Specialists Rust Inhibitor Lubricant that is for long term corrosion protection.

https://www.zoro.com/wd-40-specialis...35/i/G4477243/

Another great corrosion inhibitor is Hornaday One-Shot lubricant. Although it was designed for guns, it is a great long term corrosion protectant for metals.

https://www.cabelas.com/shop/en/horn...shot-case-lube

Mike Miljanovic 12-23-2020 05:38 PM

Re: cylinder wall finish
 
Watch, watch, watch: WD 40 is the worst thing for rust prevention. I bought a block that was stored for five years; was told it was sprayed once a year. Machinist gave it back to me & said .030 over will not clean it up; looking for another block. Lost a crank that same way. Grease it up boys; lasts forever!

427FE 12-23-2020 06:34 PM

Re: cylinder wall finish
 
also heard kroil in the orange can works good?


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