Craftsman Marine CM4.65 / CM4.80 — Changing of the engine lubrication oil
Maintenance · Engine lubrication system
For the Craftsman Marine CM4.65 / CM4.80, from the Craftsman Marine owner's manual.
Applies to: Hyundai CM4.65 engine, Hyundai CM4.80 engine
Before you start
- Replace the oil when the engine has its operating temperature (but is stopped); oil temperature about 80 degrees Celsius - risk of burning the skin
Procedure
- Remove the dipstick.
- Insert the hose of the special sump pump into the pipe of the dipstick.
- Extract the oil by quickly pushing down the grip of the sump pump and then pulling it slowly upwards.
- Collect the used oil and bring it to the service station in accordance with environmental directives.
Tools required
- Special sump pump Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Replace engine lubricant and oil filter every 100 hours of service or at least once a year
Source: Craftsman Marine owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.