LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Bearing choices for Con-Rod/Crank Main

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Old 05-17-2013, 09:16 AM
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Arrow Bearing choices for Con-Rod/Crank Main

Would like to know what guys who have rebuilt their motors use for the bottom end when it comes to bearings.

I will be beating on the motor and spinning it as high as the stock rods can take it (with ARP hardware).

Which ones are favoured by guys who have built engines?

Part numbers would be very helpful.
Old 05-17-2013, 06:54 PM
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Incredible. 55 views and not one suggestion for a decent set of bearings?
Old 05-17-2013, 08:43 PM
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clevite
Old 05-17-2013, 09:16 PM
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I'm running clevite also. Spin the motor as high as the stock PCM can handle and no problems so far
Old 05-17-2013, 10:01 PM
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use the H for the harder bearing.
Old 05-18-2013, 04:58 PM
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I picked these up locally http://www.summitracing.com/parts/slp-8-2555a but the LT1/LT4 rebuild book suggested the Clevite P-series bearings http://www.summitracing.com/parts/cle-cb663p

Also did some research and many people seem to prefer the Clevite P series over the Federal Mogul A-series.

So I am stuck here. Do I return the A-series Federal Mogul rod bearings and get the Clevite P-series instead?
Old 05-18-2013, 08:57 PM
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I run clevite H. as well as a multitude of others.
Old 05-19-2013, 06:57 AM
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Clevite H here also.
Old 05-20-2013, 09:44 AM
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Clevite H here also... I have ran those sealed power (federal mogul) bearings before in a 383 SBC without problems. In fact its still running today in a friends 68 camaro. I'd spin it up to about 72-7300 rpm.
Old 05-22-2013, 09:02 PM
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Clevite H bearings! No problems up to 7200
Old 05-22-2013, 09:13 PM
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Any of the above are fine. Clean assembly, proper clearances are a bigger deal. I like usung Clevite Bearing Guard assembly lube on the bearings too.



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