Re: 68 c10 shortbed with 2004 5.3/4l60e
Are you able to use the stock AC bracket with the engine mounting setup that you are using?
I found out that in order to be able to use the factory AC bracket and still clear both crossmembers I had to ditch the CPP 3" forward adapter and design and fabricate a 2" forward adapter instead.
The CPP engine perches are designed so that the angle of the motor mount bolt holes line up with the block bolt holes so fabricating a 2" forward adapter is a piece of cake, no complicated geometry to figure out.
The only unique part of the 2" forward adapter is that all 3 motor mount bolts have to be countersunk using 60 degree allen bolts and welded in to the back of the adapter because of lack of accessability since the adapter has to be bolted to the block first before the motor mounts can be bolted on, also two of the 4 block bolts have to be countersunk because they are underneith the motor mounts, I had a local fabrication shop make them for me and they charged $50 for the pair.
There are all kinds of interesting engineering problems to solve when you start retrofitting new drivetrain combinations into these old trucks.
I have stories let me tell you LOL
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