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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Wipe a little WD40 or similar inside to make installation easier
* Replaces OEM # 27244-95
Kit contains:
* This 4" slip-on system gives you the sound and look you would expect from a premium muffler
we use 6061-T6 billet aluminum for maximum strength needed to provide lasting performance
Std Flat Top Pistons with 9.1:1 Compression Ratio. Fits Sportster 1986-2003 with Big Bore 883cc to 1200cc Conversion. P01572606RPARB Wipe a little WD40 orFeatures & Benefits: * Bore = 3. 498" * Stroke = 3. 812" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled engines. * Low thermal expansion rate = tighter piston to cylinder clearance. * Complete kit includes: two pistons, rings, wrist pins and clips. Tech Tips: * Piston is 0. 125" below deck to achieve 9. 1: 1 Compression. * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers