Ok, I'm fixing to change the lower unit oil on my 36 pd. How much oil does it take? Also which of the big allen heads at the top is the fill line?

Oil:

Change after initial 8-10 hrs and then every 25-50 or annually.

Any quality 5W30 or 10W30 regular or synthetic (2 Quarts)


Oil Filter:

Briggs-492932S
WIX-51348
NAPA GOLD-1348


Spark Plugs:

Champion-RC14YC
NGK-ZFR5F-11
BOSCH-7527 or FR8 DC

gapped at .030


Fuel Filter:

BRIGGS-691035
WIX-33011


Fuel Line:

1/4" ID or 5/16" ID


Air Filter:

BRIGGS-692519

K&N-E-4665


Lower Unit Oil:

Change annually or every 100 hrs.

80-90 Weight Gear Oil

Grease:

Grease every 50 hrs. or annually

Marine Grade

Valve Clearance:

Check after first 50 hrs. and then every 250 hrs.

Valve clearance with valve springs installed and piston 1/4 in. past dead center (check when engine is cold)

Intake/Exhaust- 0.004 - 0.006 in.


Diagram A – Checking the Oil
(Every 25 Hours or once a month)
Step #1
Remove the top outer plug with 1/4” allen wrench. Oil should flow
out or you should be able to see it. Top off if needed
Replace the plug using teflon tape. Do not over tighten.Unit Maintenance
• Lower unit oil should be checked every 25 hours or once a month. Use only
SAE 80W-90 gear lubricant API service GL-5 (A synthetic gear oil such as
Royal Purple may be used.)
• Lower unit oil should be replaced once a year or every 50 hours. (See
diagram #B)_________________

http://www.prodriveoutboards.com/images ... nual08.pdf