tach. specs.?

I have a 1976 1/2 ton 4x4 chevy pickup, and need to know what the proper rpms should be when parked. has high performance intake and carb if that makes any difference, both holleys. thanx. James

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Jamie
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At idle in park/neutral, 600-800 RPM, idle in gear (if automatic) around

500-600 RPM.

Doc

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"Doc"

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