Need some help with engine replacement
#11
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I'll take a Diet Coke and a Twix please. No, make that two.
#15
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O'tay. You talked me into it.
Here I go.
Those don't have cast rods either. The low performance SBC and BBC rods are forged too.
I'm not sure on the newer PM (Powdered Metal Rod) used in some SBC's. I believe the pour the melted powder in a form like it's going to be cast but then squeeze it together like forging. I dunno; on that one though.
Now Payuppsucker ! LOL.
Here I go.
I'm not sure on the newer PM (Powdered Metal Rod) used in some SBC's. I believe the pour the melted powder in a form like it's going to be cast but then squeeze it together like forging. I dunno; on that one though.
Now Payuppsucker ! LOL.
#16
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Really? Never knew that, thought the whole rotating assembly was cast. Good info! The powdered metal sbc rods were very good in the lt1's when they came out. I have seen problems when engines like the 7.3 powerstroke went to a powdered metal from forged, but it was more of a weaker design than a poor manufacturing process.
#18
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Yes, forged, but less manufacturing processes and smaller / lower quality bolts. So....yes, the low performance motors do have a lower quality rod. Still forged though.
Look at the parting lines down the side. Thick or thin ?
Look at the parting lines down the side. Thick or thin ?
#20
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