DRIVE TRAIN SECTION RED PART NUMBERS INDICATE NEW PARTS 7-84 1 2 3 4 5 6 7 8 9 10 11 CONTENTS REFERENCE GENERAL EXHAUST FUEL DRIVE TRAIN ENGINE WHEEL CONTROL FRONT END FRAME ELECTRICAL Belt Drive Parts BELT DRIVE IDLER BEARING KIT FOR BELT DRIVE SYSTEM This high quality Primary Belt Drive Idler Bearing Kit is used to adjust the belt tension. Small adjustable serrated plate attaches to the large solid mounted stock plate within the cast inner primary. The roller bearings are permanently sealed for zero maintenance. Note: Not intended for use with polychain belts that have ribs on the outside. Part 77311 Fits Big Twin 4 speed 1965/Later with 1 1⁄2” primary belt drive • Designed to keep the crankshaft nut from backing off on BDL open belt drives. • Lockplate is manufactured from laser cut 3/16” stainless steel. • Includes 5/16-18 x 2” grade 8 allen bolts and 5/16” I.D. 6061 aluminum spacers for use with offset inserts. • The spacers are not necessary on offset inserts less than 3/4”. • Includes detailed instructions. ENGINE PULLEY NUT LOCK KIT FOR BDL OPEN BELT DRIVES Part 77390 Kit Shown Installed Fits BDL open belt drives with 2 piece engine pulleys SPROCKET SHAFT SPACER KITS FOR BIG TWIN Designed to fit over the engine sprocket shaft and accurately align the engine sprocket or belt drive pulley to the clutch basket. Precision ground from 4130 steel to provide flat and parallel surfaces to insure correct alignment. Kit includes one each of .020”, .030”, .050”, .075” and .100” thick spacers. Note: Fits chain or belt primary drive Fits Big Twin 1970/2006 Fits Big Twin 2007/Later Part 65453 Part 65455
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