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August 20, 2019 Service bulletin

Technical tip bulletin TT466: updated oil pump for milwaukee-eight engines

Harley-Davidson technical service bulletin TT466 for 2017-2019 Harley-Davidson Touring and 2017-2018 Harley-Davidson Trike.

Bulletin number
TT466
Component
Engine and engine cooling
Summary
TECHNICAL TIP BULLETIN TT466: UPDATED OIL PUMP FOR MILWAUKEE-EIGHT ENGINES. PURPOSE: To notify dealers that a new oil pump was put into production on some late 2019 and all 2020 Milwaukee-Eight® engines, all models. The new oil pumps are retrofittable to all previous years and models that have the Milwaukee-Eight engine. If replacing the oil pump on 2017 - 2019 vehicle with a Milwaukee-Eight engine and pump should only be install as a complete unit. It is important to note that the new oil pumps, or their internal components, are not compatible with old oil pump versions.

Owners of these vehicles have filed 1 complaints in the engine category.

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