IMCO Xtreme Advantage SCX, Information, Operation And Maintenance

Page 1: ...nter line to prop shaft center line 2 shorter than standard Bravo 10 The bolt pattern is different from the SCX to the SCX4 lowers cannot be interchanged 11 Max propeller diameter on the SCX is 16 3 4...

Page 2: ...lades can be very sharp 23 SCX Upper vertical shaft is 17 tooth spline SC Merc lowers are 15 tooth spline A 17 15 tooth coupler is available 01 2150 cannot be used with a spacer 24 Use extreme caution...

Page 3: ...XSCX dd XTREME ADVANTAGE Parts and Service Manual IMCO 510 East Arrow Highway San Dimas CA 91773 800 899 8058 909 592 6162 Fax 909 592 6052 www imcomarine com email info imcomarine com...

Page 4: ...Backlash Assembly Diagram 10 Lower Gear Case Disassembly 11 Lower Gear Case Drawing 12 Lower Gear Case Parts List 13 Lower Gear Case Assembly 14 Lower Pinion Height Measurements 15 Disassembly Assembl...

Page 5: ...shaft screws 2 27 7 Remove shift shaft plug 1 9 shift shaft 2 26 yoke cam 2 28 8 Remove pinion hub screws 1 22 23 9 Remove pinion hub assembly 2 31 45 10 Disassemble pinion hub assembly 11 Remove yok...

Page 6: ...Page 2 Upper Case Hardware Seals Fig 1...

Page 7: ...r Nut 1 11 2154 21 Pinion Hub 5 16 Copper Sealing Washers 10 08 120700004 22 Screw 5 16 18 x 1 Socket Cap 4 08 060705082 23 Screw 5 16 18 x 1 1 2 Socket Cap 6 08 060705102 24 Screw 3 8 16 x 3 4 HH 2 0...

Page 8: ...Upper Case Gear Components Fig 2 Page 4...

Page 9: ...573 22 SCX Shift Arm 1 01 1578 23 Cotter Key 1 08 150200141 24 SCX Shift Link 1 01 1577 25 Shift Shaft Bushing 1 10 7018 26 SCX Shift Shaft 1 01 3559 27 Screw 1 4 28 x 3 4 Socket Cap 2 08 060602062 28...

Page 10: ...is determined Check upper clutch gear by placing gear in lower position with lower thrust race and backlash tower This will insure backlash is 007 010 is correct on upper gear 11 Assemble drive shaft...

Page 11: ...screws 2 27 to 100 in lbs Use Loctite 262 on screws 24 Install quad ring 1 10 steering cap 1 2 including detent kit 1 31 insure O rings 1 29 1 30 are in place 25 Torque steering cap screws to 35 ft lb...

Page 12: ...Page 8 Page 8 SCX Setup Diagrams Fig 3...

Page 13: ...to Lower Thrust Seat Total H Norm 2 876 Bearing Thickness 0 157 Mounting Distance 2 661 Race Thickness J Norm 0 060 GEAR MEASURMENTS Gear One Measurement K1 Norm 2 091 Less Parallel 1 000 Gear Depth...

Page 14: ...Backlash Assembly Fig 5 Page 10...

Page 15: ...ith the prop shaft Remove the rear gear shim 7 23 from prop shaft 9 Remove Flange nuts 7 27 from both pinion gears Remove rear pinion gear 7 21 10 Bend both vertical shaft tab washers 7 10 away from t...

Page 16: ...Lower Gear Case Fig 6 Page 12...

Page 17: ...0 O Ring Water Passage 2 1 11 2126 11 O Ring Lower Stud 2 11 4025 12 Drain Screw Sealing Washer 1 11 1017 13 O Ring Bearing Carrier 1 11 2344 14 Alignment Spacer 1 01 2401 15 Stud 7 16 x 2 S S Spacer...

Page 18: ...Lower Case Gear Fig 7 Page 14...

Page 19: ...Kit 01 9037 17 Vertical Shaft Race 2 10 6005 18 Shim Prop Gear Kit 01 2014 19 Cup Prop Gear 1 10 2007 20 Cone Prop Gear 1 10 1008 21 Prop Pinion Gear 1 50 Set 01 8240 21 A Prop Pinion Gear 1 34 Set 01...

Page 20: ...Page 16 Lower Pinion Height Measurements Fig 8...

Page 21: ...nd 01 8248 gear sets must be installed into the prop gear at this time 14 Re install the vertical shaft components described above torque pinion flange nut 7 27 to 150 ft lbs 15 Install rear prop gear...

Page 22: ...bearing carrier Spline Seat Running Load Fig 9 41 Use prop shaft wrench to lock prop shaft 42 Use torque wrench to seat gear to splines on all shafts 300 ft lbs Note Right hand rotation on front vert...

Page 23: ...Spline Seat Fig 9 Page 19...

Page 24: ...Running Load Page 20...

Page 25: ...01 5583 6 Pinion Bearing Cup Installer Front 01 5580 7 Pinion Bearing Cup Installer Back 01 5592 8 Bearing Race Installer Cap 01 5581 9 Bearing Race Installer Tower 01 5582 10 Backlash Tool Kit 01 80...