PISTON KIT HARLEY 3.816 SET/2, WOSSNER K8620DA-2 DAVIDSON, ROAD
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PISTON KIT HARLEY 3.816 SET/2, WOSSNER K8620DA-2 DAVIDSON, ROAD is available to order. Please contact us to confirm availability and lead time.
Pickup currently unavailable at Braydon Trailers HQ
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Description
Description
This Wossner piston kit is specifically engineered for Harley Davidson 1200 Big Bore engines with a 3.812" stroke, produced from 2004 to 2007. Featuring a standard 3.816" bore and reverse dome design with a 10.5:1 compression ratio, this kit is intended for use with aftermarket Big Bore cylinders and requires case boring for installation.
Features
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Forged high-performance pistons (2 pcs), skirt-coated for friction reduction and durability
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Precision-engineered for effective heat transfer from combustion chamber to cylinder walls
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Elliptical design ensures uniform load distribution under thermal expansion
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Reverse dome pistons deliver a 10.5:1 compression ratio
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Manufactured in Germany
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Includes rings, clips, and pins
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Requires boring of engine cases and use of aftermarket Big Bore cylinders
Specifications
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Bore size: 3.816" (standard size for Big Bore application)
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Compression ratio: 10.5:1
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Stroke: 3.812"
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Piston type: Forged, skirt-coated, reverse dome
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Quantity: 2 pistons per kit
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Wossner Part Number: K8620DA-2
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Alternate Part No: 56-W9956.000.WO
Vehicle Fitments
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Harley Davidson 1200 Big Bore (3 13/16", 88 cu. in.), stroke 3.812, years 2004–2007
