Journal to bearing clearance is 0.001-0.0026 service limit 0.006
Mian bearing to crankshaft is desired:0.0008-0.0015 allowed 0.0005-0.0019
So, are you consistent with your numbers across the board, on all journals? You using plastiguage, or real tools?
Are you gonna run boost?
Biggest problems we have in America with the 4.0 sohc, is the rear timing chain giving up. That's the weak link on this engine platform. Make sure you purchase Melling timing components.
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