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compression test numbers on 350

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did a compression test on my chevy 350
cyl# pressure
1 155
3 152
5 143
7 145
2 50
4 42
6 35
8 49
What could be wrong. I went back and check driver side to see if I messed on the pass. side and still got 155 on #1. Engine is a 350 bored .060 with stock tbi heads, edelbrock torker intake, edelbrock 750, edelbrock shorty headers, .488/.488 lift cam, and true dual flowmasters. Thanks

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