not all chevy cam bearing both BBC and SBC
have the same outside diameter. #2 and #5 both have the same outside diameter and can be interchanged EXCEPT in 65/66 BBC. some also have different oiling holes for the front bearing to get more oil to the thrust surface of the cam gear.
have the same outside diameter. #2 and #5 both have the same outside diameter and can be interchanged EXCEPT in 65/66 BBC. some also have different oiling holes for the front bearing to get more oil to the thrust surface of the cam gear.
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