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Motorcycle having system for combustion knock control — Harley-Davidson patent US6386183B1 (2002)

PatentUS6386183B1
TypeUtility patent
Filed2000-07-20
Granted2002-05-14
InventorV. Dennis Lodise
SystemEngine

“A motorcycle having a system for combustion knock control. The motorcycle includes a spark generating circuit having a spark plug. The spark generating circuit produces a spark across a spark gap of the spark plug in response to a sparking signal. The motorcycle further includes an ion signal…”

Full patent textDownload PDFShop engine parts

Drawings (11 sheets)

Motorcycle having system for combustion knock control — sheet 1Motorcycle having system for combustion knock control — sheet 2Motorcycle having system for combustion knock control — sheet 3Motorcycle having system for combustion knock control — sheet 4Motorcycle having system for combustion knock control — sheet 5Motorcycle having system for combustion knock control — sheet 6Motorcycle having system for combustion knock control — sheet 7Motorcycle having system for combustion knock control — sheet 8Motorcycle having system for combustion knock control — sheet 9Motorcycle having system for combustion knock control — sheet 10Motorcycle having system for combustion knock control — sheet 11

Parts for this system

32-0064
Magneto to Crankcase Oil Seal Ring and Gasket Kit
$6.35
14-0555
Rear Caliper Piston O-Ring
$10.64
15-1380
Rear Master Cylinder Gasket Kit
$10.64
23-0825
Handlebar Master Cylinder Piston Cup
$10.64

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

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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.