In the mean time see if the following image that offers sort of a measurement helps you out any, Purchase 32-89718-1 Quicksilver Circ Pump Molded Hose for Mercruiser Sterndrives motorcycle in Suamico, Wisconsin, United States, for US $41.95

For someone to measurer 32-861183, they will need a MCM/MIE 7.4L MPI (L29) engine..., https://bpi.ebasicpower.com/shop/mer...s/molded-hoses
Mercury Quicksilver 32-861183 - Molded Hose

2 people gave non proper fitment / Not molded right reviews so you may not be alone here with a Sierra International # 18-70934 which is a cross to 32-89718-1,

Great find lakematdude.
Looks to be a little taller from the pic.
At least it gives me more confidence in just getting what's listed for my application which is the 897181.
And oem part review on Amazon also helps.
MERCURY HOSE-MOLDED https://www.amazon.com/dp/B003905TD6/ref=cm_sw_r_cp_apa_ZP8WBbXZP5D2D