dave121
New Member
looking at 2 454 blocks for sale from different area of US, both are 14015445 casting number. These are both MK IV blocks and both have a "1 piece rear main seal" ???
And yes I read the Mortec BBC block listing but it does not say anything about the Rear Main Seal,,, any ideas ?
And yes I read the Mortec BBC block listing but it does not say anything about the Rear Main Seal,,, any ideas ?