John Rodgers wrote: > ...One of the reasons for the apparent weakness in the 2.1L is the rod > end bolts on factory engines were stretch type bolts and the rod end > tended to go oval in time, thus allowing a loss of oil pressure, after > which the engine would seize and throw a rod through the case. This > didn't happen on 19.L engines. I think most good shops eliminate the > stretch bolts in modern rebuilds, but I would surely follow up on it > if any major engine work was done.
From the GoWesty list of details on their 2.2L rebuilds (whether starting with a 1.9 or 2.1): " -Rod bolts replaced with OEM quality non-stretch bolts." Geo
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