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Harley-Davidson Shovelhead Rocker Box
  
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Rockerbox in Knucklehead-Style
for all 1966-1984
Harley-Davidson Shovelhead engines
developed by IRON WING
The new designed rocker boxes are technically fully functional and suitable for the standard Shovelhead rockerarms and rocker shafts
Replaces the OEM parts # :
17516-77B, 17517-77B, 17518-80, 17550-80, 17552-80, 17500-66 + 17502-66)
IRON WING´s Knovelhead Rockerboxes are designed to fit all 1966-1984
Harley-Davidson Shovelhead engines as well as earlier Pan and Knuckles equipped with Shovelhead cylinder and cylinder heads. The exterior dimensions are the same as stock. With a few minor exceptions, no modification should be necessary when replacing stock rocker boxes with IRON WING´s Knovelhead. The assembling is, because of the suitable manufacturing less of problems and, disregard of a new gasket, you will need no other parts.
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- new designed fully functional rocker box -
- use your rockerarms and rocker shafts -
- weight nearly 5.73 Lb. (2.6 kg) each -
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Compare Early Shovel here!
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The whole original valve drive as it is in your Standard Shovelhead rocker box can be used further in our Knovelhead product. The rockerbox is suited for the original Harley-Davidson rockerarms und rocker shafts.
Click here for more information on
www.knovelhead.de
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Order now!!! USD 1,450.-
plus package + shipping
The rockerboxes will be brought to T6 specification in CNC-milled permanent forms of A239+ by heat treatment.The end-processing takes place on an up-to-date horizontal mill-center.
In conjunction with a state-of-the-art alloy-casting-technique and laser aided computer-construction and design (CAD) together with CNC-manufacturing we fullfill the highest quality requirements with our product.
Click down here for more information:

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Note: No motor modificationen neccassary.
Note: We have changed the oil supply to centrally between the cylinder heads.
Note: Knovelhead is worldwide only produced by IRON WING.
Note: Due to the nature of sand cast aluminum parts small imperfections at the surface are unavoidable.
Note: If you are near by we can make the whole reorganization .
Note: If you send us your rockershafts and rocker arms we will do the assembling of the Knovelhead.
Note: Knovelhead in the press - here.
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Dear customer these ordering pages are only for US, Asia other noneuropean countries -
if you going to order from any part of europe please use our german part .
In near future we´ll integrate these options on this pages. Sorry for the inconvenience.
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what you order
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Knovelhead as a set of 2 boxes
- one for front - one for rear cylinder -
incl. 2 short and 2 long Knuckles
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Standard-Version
IW-100101
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- polished (front) and black laquered
USD 1,495.00
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Raw-Version
IW-100099
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- raw, rough surfaces
USD 1,450.00
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