Evinrude Johnson Starflite 75hp V4 63 Gearcase Lower Unit 378266 377870 307074 Internal Engine Parts They might have discovered that

They might have discovered that the early thermostats were over-cooling the engines

Inspect Pictures closely for condition

This was used on 1988

Untested This is for Parts It is complete and may work great but not sure

Please ask if you need help figuring out if this will work for you

Evinrude Johnson Starflite 75hp V4 63 Gearcase Lower Unit 378266 377870 307074 Internal Engine Parts They might have discovered thatThis is from a 1963 Johnson Starflite 75hp V4 V4S 15 Would have also been applicable to the Speedifour applications but a different color. Mechanical Shift Length of driveshaft from top of extension housing to end is just under 17" (see pictures) (I believe this is the "standard" length) Item Condition and Notes: Pressure tested May need new impeller Every things spins and shifts like it should Good Condition Please Inspect Pictures for condition