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Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
but S&S CNC ported heads are recommended
Due to the unstable nature of 4-valve engine design with one rocker arm activating two valve springs
Includes 3-5/8" bore high tensile cast iron cylinders
Note: 1157 front and 1156 rear pigtail bulb basses
Feature precision-rolled threads for optimum engagement
Dakota Digital Electronic Speedometer Recalibration Module - SIM-1A For Harley Motorcycles 1995-2006 Brand_Tackform but S&S CNC ported headsFeatures This module allows you to recalibrate OEM electronic speedometers when changing tire size, pulley, or final gearing Easy installation simply plugs in between the pickup sensor and the stock wiring harness Allows small step corrections of less than 1 mph Correction range of 50% to 200% No power required to maintain calibration when the bike is parked Two sealed buttons allow easy resetting of the speedometer reading while the bike is in motion
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