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Oil-pump drive for an internal-combustion engine — Harley-Davidson patent US6494177B2 (2002)

PatentUS6494177B2
TypeUtility patent
Filed2001-03-15
Granted2002-12-17
InventorKlaus Fuoss
SystemOil system

“An oil-pump drive for an internal-combustion engine, in particular for a motorcycle. The drive includes an oil pump, in the housing of which is arranged at least one rotor member for supplying a volumetric flow of oil, wherein the rotor is driven via the crankshaft of the internal-combustion…”

Full patent textDownload PDFShop oil system parts

Drawings (7 sheets)

Oil-pump drive for an internal-combustion engine — sheet 1Oil-pump drive for an internal-combustion engine — sheet 2Oil-pump drive for an internal-combustion engine — sheet 3Oil-pump drive for an internal-combustion engine — sheet 4Oil-pump drive for an internal-combustion engine — sheet 5Oil-pump drive for an internal-combustion engine — sheet 6Oil-pump drive for an internal-combustion engine — sheet 7

Parts for this system

28-0402
ISO Mounting Stud Oil Tank to Battery Tray
$6.80
15-1520
Oil Filter Adapter Seal
$8.48
40-9956
Stock Spin On Oil Filter
$8.48
40-0221
Oil Filter Adapter Screw Kit Allen Type
$8.48

Check fitment first — add your bike and we flag what fits.

More oil system schematics

Motorcycle oil filter mount — patent drawing
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Motorcycle oil filter mount
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Portion of a motorcycle oil dipstick — patent drawing
USD445388S1
Portion of a motorcycle oil dipstick
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Crank case having an oil separation wall — patent drawing
US6394058B2
Crank case having an oil separation wall
2002 · Oil system
Lubricating device for wet multi-disk clutch — patent drawing
US6401896B1
Lubricating device for wet multi-disk clutch
2002 · Oil system

Drawing from the US patent record (via Google Patents). A patent shows the invention as filed, not necessarily the production part on your motorcycle — confirm fitment for your model and year. Independent aftermarket retailer, not affiliated with Harley-Davidson, Inc.