Thread: Tko 600
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Old 09-24-2020, 02:11 PM
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hauss hauss is offline
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Cobra Make, Engine: 427 manowar forged crank roller rockers . BIG CAM.
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Quote:
Originally Posted by cycleguy55 View Post
Those standard split pins are very weak compared to coiled pins. Spirol (and others) also have a heavy duty version you may want to look at for additional strength and avoid pin breakage. For example, the standard 5/16" Spirol pin has a Minimum Double Shear Strength of 5,500 lbs, while the same size heavy duty pin is rated for 7,800 lbs. I suspect both of those are considerably higher than standard split pins.



https://www.spirol.com/company/produ...od_d.php?ID=50
sorry not the roll pin the shift rail is what is cracking into two pieces
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