Did that in the 1980 maybe not 5200 but close
68 318
1 5/8 headers 2.5 exhaust 2 1/4 440 tail pipes
2.02 340 heads
torker door stop
650 dp
street hemi cam
unilite
150 shot
489 3.23sg
727 shift kit
b&m rachet shifter
cragar ss g-60-14
air shocks
adj pinion snubber
pioneer super tuner jensen triaxles