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Oil For Breaking In Rebuilt Engine


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#1 darkcat

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Posted 23 May 2013 - 01:54 PM

I'm just about to start my rebuild (big ends, main bearings, thrust washers, piston rings, new race cam, etc etc etc) - I'll be lube-ing the cam and shells etc with redline build lube, what is a good oil to use for a break-in period? maximum protection etc? something with a high ZDDP content i assume?

Thanks!



#2 darkcat

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Posted 26 May 2013 - 10:26 AM

Anyone ?!!



#3 govig

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Posted 26 May 2013 - 11:59 AM

I'm about to use cheap Wilko 20/50 and change it very often.



#4 ANON

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Posted 26 May 2013 - 11:59 AM

was the block honed as well as new rings?



#5 Tamworthbay

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Posted 26 May 2013 - 12:05 PM

I have used this in the past:

http://www.millersoi...sector=Classics

#6 Captain Mainwaring

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Posted 26 May 2013 - 01:15 PM

I'm just about to start my rebuild (big ends, main bearings, thrust washers, piston rings, new race cam, etc etc etc) - I'll be lube-ing the cam and shells etc with redline build lube, what is a good oil to use for a break-in period? maximum protection etc? something with a high ZDDP content i assume?

Thanks!

 

With honed bores and new rings - maximum protection is just what you don't want. You need to knock the peaks of the honing and settle the rings down - too sedate a drive together with friction inhibitors will cause problems.



#7 darkcat

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Posted 26 May 2013 - 02:52 PM

an interesting point! 
Although i was thinking more about the cam and followers....

 



#8 jaydee

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Posted 26 May 2013 - 03:04 PM

I'm just about to start my rebuild (big ends, main bearings, thrust washers, piston rings, new race cam, etc etc etc) - I'll be lube-ing the cam and shells etc with redline build lube, what is a good oil to use for a break-in period? maximum protection etc? something with a high ZDDP content i assume?

Thanks!

 

Yes, mineral 20w50 with high ZDDP content such as comma sonic 20w50.

Avoid synth oils and 'classic range' oils.






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