Quote: i have lifter bore bushed 100's of big and small block mopar blocks, they all have horrible machining from ma mopar, any thing that is more than a street car rebuild should have it done.
I WILL NOT run a factory block without bushing the lifter bores.
Think about it this way. You can have the most accurate cam in the world only to screw up the timing events between the valve and piston position in the cylinder.
Degree every lobe in a production block and chart it. Then take the same cam and degree every lobe in a block that has been properly bushed and
Why bother with a indexed crank if you don't index the lifter to the cam
I WILL NOT run a factory block without bushing the lifter bores.
