MerCruiser Scorpion 350, User Manual

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Section 5 - Maintenance
90-899883175 DECEMBER 2007 Page 55
Changing the Oil Filter
1. Remove and discard oil filter.
a
33193
b
c
a - Oil filter (in‑line exhaust)
b - Oil filter (In‑line exhaust with remote filter)
c - Oil filter (V‑drive exhaust)
2. Coat the sealing ring on the new filter with engine oil.
3. Install and tighten the oil filter securely following the filter manufacturer's instructions.
Do not overtighten.
4. Remove the oil fill cap.
5. Use the dipstick to determine the amount of engine oil required. Replace the dipstick.
6. Add the required amount of the recommended oil to bring the level up to the bottom of
the OK range on the dipstick.
7. With the boat at rest in the water, repeat steps 5 and 6 if necessary.
NOTE: Adding 0.95 L (1 US qt) of engine oil raises the level from the add mark to the top
of the OK range.
All Models Capacity Fluid Type
Engine oil (with filter)
4.25 L
(4.5 US qt)
Mercury Full‑Synthetic MerCruiser Engine Oil 20W‑40
8. Start the engine and operate for three minutes, checking for leaks.