thanks Bob:)
the smallblock crank pullies I have are over 7".(7-1/4-7-1/2)
either of those pullies pictured would overdrive the water pump.
if your stuck on keeping the small crank pulley this is all ive got that may work. yes its a double shiv.
2-1/8 x 5-7/8:
View attachment 1715555987
