DRIVE TRAIN SECTION RED PART NUMBERS INDICATE NEW PARTS 7-66 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 Clutch Pushrods Year Length Notes Rpls. HD Part # 1939/1964 13 1/4” Use with cone shape clutch release bearing 37285-38 & 73601 37285-41 1965/1969 13 1/2” Use with cone shape clutch release bearing 37285-65 73602 1970/Early 1975 14” Use with cone shape clutch release bearing 37285-70 73603 Late 1975/ 14 1/8” Use with flat shape clutch release bearing 37285-75A 73604 Early 1984 Location Length Notes Rpls. HD Part # Right 2 5/8” Use with flat shape clutch release bearing 37089-84 73605 Left 1 1/4” –– 37090-84 73607 Left/Adjuster 2 3/16” Features built-in threaded adjuster 37090-84A 73618 Adjuster –– Threaded only 37357-84 73238 Location Length Notes Rpls. HD Part # Right 1 7/8” Use with flat shape clutch release bearing 37089-79 73609 Center 10 5/32” –– 37088-79 73613 Left 1 9/16” –– 37090-79 73610 Adjuster –– Threaded with flat end 37357-41 73207 Adjuster –– Threaded with ball bearing end –– 73234 Location Length Notes Rpls. HD Part # Right 2 5/8” Use with flat shape clutch release bearing 37089-84 73605 Left 1 1/4” –– 37090-84 73607 Left/Adjuster 2 3/16” Features built-in threaded adjuster 37090-84A 73618 Adjuster –– Threaded only 37357-84 73238 Location Length Notes Rpls. HD Part # Right 2 5/8” Use with flat shape clutch release bearing 37089-84 73605 Center 11 3/8” –– 37088-87 73608 Left 1 1/4” –– 37090-84 73607 Left/Adjuster 2 3/16 Features built-in threaded adjuster 37090-84A 73618 Adjuster –– Threaded only 37357-84 73238 Location Length Notes Rpls. HD Part # Right 2 5/8” Use with flat shape clutch release bearing 37089-84 73605 Center 10 7/8” –– 37088-90 73616 Left 1 1/4” –– 37090-84 73607 Left/Adjuster 2 3/16” Features built-in threaded adjuster 37090-84A 73618 Adjuster –– Threaded only 37357-84 73238 Location Length Notes Rpls. HD Part # Right 2 3/4” Includes built-in oil slinger 37069-90 73617 Center 10 7/8” –– 37088-90 73616 Left/Adjuster 2 3/16” Includes built-in threaded adjuster 37090-84A 73618 Location Length Notes Rpls. HD Part # Right 2 3/4” Includes built-in oil slinger 37069-90 73617 Center 10 7/8” –– 37088-90 73616 CLUTCH PUSHRODS FOR BIG TWIN Right Pushrod Left Pushrod With Adjuster Diaphragm Clutch Center Pushrod 10 Spring Pushrod For Flat Shape Bearing 10 Spring Pushrod For Cone Shape Bearing All Clutch Pushrods are manufactured from heat treated steel and flame hardened at both ends. Left Pushrod 4 Speed With 10 Spring Clutch 4 Speed Late 1984/1986 5 Speed 1980/Early 1984 5 Speed Late 1984/1986 5 Speed 1987/1989 5 Speed 1990 5 Speed 1991/1997 5 Speed 1998/2006 Location Length Notes Rpls. HD Part # Center 11 11/16” –– 37092-06 73606 6 Speed 2006/Later
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