Larry, i ran an old dual point Mallory for several years, should have swaped it out for HEI sooner!
Got one From Tom @ Stovebolt, used a set of NAPA Blue max wires for a later Ford 300 six.
It was at least the 2nd best upgrade I've done for driveablility, right up there w/ T5 swap.
'60 C10 235 / T5 & 3.56 spicer power loc



BC
1960 Chevy C10 driver 261 T5 4.10 dana 44 power loc
1949 GMC 250 project in waiting
1960 C60 pasture art
Retired GM dealer tech. 1980 - 2022