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Cylinder head cooling system — Harley-Davidson patent US8539929B2 (2013)

PatentUS8539929B2
TypeUtility patent
Filed2009-11-18
Granted2013-09-24
InventorJesse L. Dees
SystemEngine

“A cylinder head for a motorcycle engine, which has a pair of cylinders arranged in a “V” configuration such that the cylinders converge toward a crankshaft axis and such that a space is defined between the cylinders at an upper extent of each of the cylinders. The cylinder head includes a base…”

Full patent textDownload PDFShop engine parts

Drawings (20 sheets)

Cylinder head cooling system — sheet 1Cylinder head cooling system — sheet 2Cylinder head cooling system — sheet 3Cylinder head cooling system — sheet 4Cylinder head cooling system — sheet 5Cylinder head cooling system — sheet 6Cylinder head cooling system — sheet 7Cylinder head cooling system — sheet 8Cylinder head cooling system — sheet 9Cylinder head cooling system — sheet 10Cylinder head cooling system — sheet 11Cylinder head cooling system — sheet 12Cylinder head cooling system — sheet 13Cylinder head cooling system — sheet 14Cylinder head cooling system — sheet 15Cylinder head cooling system — sheet 16Cylinder head cooling system — sheet 17Cylinder head cooling system — sheet 18Cylinder head cooling system — sheet 19Cylinder head cooling system — sheet 20

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.