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Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
* Softail 2007up
* Increases horsepower
* Purchase Outer Drive Plate Seperatly = B-301-30-10008 x 1
Background: When removing a stock H-D oil cooler system and stock H-D oil filter adapter
Oversize Intake Valve Guide. Fits Big Twin 1948-1979. +.004in. Outside Diameter Gaskets Complete Engine - Vintage * Softail 2007upCast Iron: After chemically separating several samples of cast iron material , analysis and evaluating the test data, we decided to have our own specification of cast iron made exclusively , us. We specify elements such as carbon, silicon, manganese, nickel, chromium, copper and sulfur to produce a highly pearlitic structure with dense fine grains , excellent wear resistance. * OD = 0. 5690" (+0. 004" Oversize) * ID = 0. 3745" * Replaces OEM # 18141