98-902 Instructions - Ultima Products

Install supplied pillow blocks onto shift drum. (Do not lose shims)NOTE: Lube pillow block bearings.NOTE: Most drum assemblies only require the .040” shim for proper endplay.Only use .008” shim if required.See fig. 12Install shift drum assembly onto trans. using alignment dowels as a guide.NOTE: Care must be taken to align shifter fork dowels to shift drum guides.Putting shifter drum in the neutral position will aid in alignment.See fig. 13FIG. 12Once shift drum assembly is fully seated on transmission case bolt down with theoriginal 1/4-20 bolts.Torque 1/4-20 bolts to 9 ft-lbs using blue loctite (med. Strength).At this time lift shift detent & shifter pawl arm & verify that the shift drum has freemotion & proper endplay (.002”-.010”) Shim accordingly.See fig. 14Once proper shift drum endplay has been achieved, place transmission in 3rd gear &adjust the pawl assembly so that there is no free play in the downshift motion to 2ndgear. All free play should be in the upshift motion going from 3rd to 4th gear. Once thishas been achieved, tighten down the pawl adjusting lock nut.FIG. 13Install supplied top cover gasket & top cover using the original 1/4-20 bolts.Torque 1/4-20 bolts to 9 ft-lbs using blue loctite (med. strength).Install clutch pushrod & supplied throwout bearing. (lightly lube both)See fig. 15Install supplied clutch release cover gasket & clutch release cover using supplied1/4-20 bolts. Torque 1/4-20 bolts to 9 ft-lbs using blue loctite (med. strength).If required install supplied bearing inner race (wet primary) onto mainshaft usingspecial tool #97-85.NOTE: Open belt primarys (dry primary) do not require a bearing inner race.See fig. 16FIG. 14FIG. 15FIG. 16