PART NUMBER: 517-317B - BLACK FINISH CYLINDERS. New from Zipper's is the Muscle 107 kit for 2007-Up Twin Cam® engines.
Zipper's has carefully developed this package with optimized compression, porting, camshaft design and inlet flow, combined with our best-in-class finish work, extensive dyno and ride testing to deliver a very balanced engine kit that will not disappoint! The Muscle 107 delivers fantastic power curves with both torque and horsepower reaching north of 120. This power is very smooth and broad, with torque over 100 ft/lbs from below 3,000 RPM's to above 6,000!Kit includes CNC porting with premium components on your heads, fitting forged, 3.937 bore domed pistons to your cylinders, Red Shift® cams and dual piston cam chain tensioners, Axtell oil bypass valve, Pro-Taper pushrods, and high quality gaskets. This kit uses your factory head and cylinder cores sent in for modification, expect 1-2 weeks completion time.
The item "Zippers Muscle Big Bore Black Cylinders Twin Cams Kit 96 103 107 Harley 07-17" is in sale since Tuesday, December 15, 2020. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Big Bore & Top End Kits".The seller is "americanclassicmotors" and is located in Zieglerville, Pennsylvania. This item can be shipped worldwide.