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Small block 4" crank bearings #1410982
03/29/13 08:06 PM
03/29/13 08:06 PM
Joined: Oct 2003
Posts: 614
ont,canada
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mopartuner Offline OP
mopar
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ont,canada
I need to buy bearings to start assembling my new build and I am having problems finding the right part numbers.I am using a MP hd cast crank that has been turned .020 on the mains and .010 on the rods.This is a full fillet crank(i think that is the correct term?)I want to use a main bearing with a full groove.The crank has 360 main size


410 pump gas solis flat tappet cam 10.95 so far
Re: Small block 4" crank bearings [Re: mopartuner] #1410983
03/29/13 08:16 PM
03/29/13 08:16 PM
Joined: Oct 2008
Posts: 458
Michigan
BPE Offline
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Posts: 458
Michigan

Re: Small block 4" crank bearings [Re: BPE] #1410984
03/29/13 08:23 PM
03/29/13 08:23 PM
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Posts: 614
ont,canada
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mopartuner Offline OP
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ont,canada
Quote:

You should be able to use these on the mains.
http://www.summitracing.com/parts/cle-ms1266p20/overview/make/plymouth
And these on the rods.
http://www.summitracing.com/parts/cle-cb481hn10/overview/make/plymouth

Hope this helps.

Rod


Thanks for the reply but one of those is the "P" seies and one is the "H" series should they not be the same?


410 pump gas solis flat tappet cam 10.95 so far
Re: Small block 4" crank bearings [Re: mopartuner] #1410985
03/29/13 08:33 PM
03/29/13 08:33 PM
Joined: Oct 2008
Posts: 458
Michigan
BPE Offline
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Posts: 458
Michigan
From what you posted you have a cast crank, not that it would make any difference. I have customers that run race only applications with P series on the mains and H series on the rods with no issues what so ever. Just trying to help.

Rod

Re: Small block 4" crank bearings [Re: BPE] #1410986
03/29/13 08:41 PM
03/29/13 08:41 PM
Joined: Oct 2003
Posts: 614
ont,canada
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mopartuner Offline OP
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ont,canada
Quote:

From what you posted you have a cast crank, not that it would make any difference. I have customers that run race only applications with P series on the mains and H series on the rods with no issues what so ever. Just trying to help.

Rod


I really appreciate the help I am just trying to understand bearing usage and fit.I have a stock crank here for another engine and it doesn't have a radius where it meets the weight like this stroker crank has.I want to make sure these bearings will fit


410 pump gas solis flat tappet cam 10.95 so far
Re: Small block 4" crank bearings [Re: mopartuner] #1410987
03/29/13 09:49 PM
03/29/13 09:49 PM
Joined: Oct 2008
Posts: 458
Michigan
BPE Offline
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Posts: 458
Michigan
All of the BPE cranks that I sell have radius' on the mains and rods. Yes a P-bearings will fit on the mains and the HN-bearings will fit the rods.

Rod

Re: Small block 4" crank bearings [Re: BPE] #1410988
03/29/13 10:20 PM
03/29/13 10:20 PM
Joined: Oct 2003
Posts: 614
ont,canada
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mopartuner Offline OP
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ont,canada
Quote:

All of the BPE cranks that I sell have radius' on the mains and rods. Yes a P-bearings will fit on the mains and the HN-bearings will fit the rods.

Rod


Thankyou.........will call you for my next crank.Cheers


410 pump gas solis flat tappet cam 10.95 so far
Re: Small block 4" crank bearings [Re: mopartuner] #1410989
03/30/13 11:00 AM
03/30/13 11:00 AM
Joined: Jul 2007
Posts: 1,682
Philadelphia
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radar Offline
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Philadelphia
Can't you scrape a matching radius into the bearings with a knife? That's what I did on my stroker- nothing radical just broke the edge a little.







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