Mercury Outboard 50hp 500 47899A9 37639 Spark Plug Lead Bolt Set Screw Parts 50hp Original Paint & Overall good

Original Paint & Overall good condition

whereas 389957 is this same shaft externally except it is not drilled internally for the hydro-mechanical shift spring

This is a bigger size than the standard style of cleat used on 1970's Sea Ray boats that were under 20' long

it doesn't continue through

Bearings may need to be replaced but this is up to your discretion

Mercury Outboard 50hp 500 47899A9 37639 Spark Plug Lead Bolt Set Screw Parts 50hp Original Paint & Overall goodCame off a Mercury 50hp 500 1970 1976 with Serial# 3235293 4cylinder cyl. 2 Stroke Vintage Kiekhaefer Item Condition and Notes: Misc. Parts in Various Condition Please Inspect Pictures for condition Freshwater Part Part #'s Spark Plug Wire Lead: 47899A 9 84 813715A 1 Bolt: 10 20653 Bolt: 10 38837 Bolt: 10 37562 Rubber Mount: 37639 Yours should look like this one. Please ask if you are unsure if this part will work for you. Please send model and serial