75 k10 wiring harness help. Plz

[DRCKISS]

I have a 75.k10 that I installed a 350 in amd none of the bulkhead wire.colors.matxh and online diagrams. I have no power anywhere ,no lights or juice at the fuse box. Ive connected and reconnected wires to the junction block and starter with nothing happening, can someone.please try to tell.me what wires.go where from my.pic


Thanks

 

[legopnuematic]

Start here: 1975 wiring diagrams

If you have no incoming power check the fusible links.