New in GM box crankshaft pulley for 1964 - 1965 w/o high perf 327.
and 1966 - 1968 with special high perf, AC, PS 327.
Double groove, 7 1/4 inch diameter, stamped "3850838 BG"

GM part number 3850838

NOT a reproduction part
Discontinued from Chevy
Guarenteed authentic, was on our shelf about 20 years.
Nothing fits like a Chevy part

$180.00 *****