This is bottle assembly used  for a Drive oil reservoir on Mercruiser Sterndrives. This bottle is: 8" tall; 3-1/2" diameter in the center; 2-1/4" opening in the top, pipe hole. Comes with cap for top with valve assembly, bracket, retainer and spring.
This part is included in MER69622A7 Oil Reservoir Assembly Kit.
Fits MC-I, R, MR, & Alpha One drives (s/n 0D490999 and below). Not for use with Gen. II or Bravo.This bottle assembly is in excellent condition.