SPECIAL TOOLS
The use of correct special tools recommended by Yamaha will aid the work and enable accurate assembly and tune-up. Improvisations and use of improper tools can cause damage to the equipment.
SPECIAL TOOLS FOR TUNE-UP
| No. | TOOL NAME | PART NUMBER |
|---|---|---|
| 1 | Test propeller | YB-1620 |
| 2 | Timing light | YM-33277 |
| 3 | Dial gauge set | YU-3097 |
| 4 | Tachometer | YU-8036 |
| 5 | Compression gauge | YU-33223 |
| 6 | Ignition coil tester | YU-33261 |
| 7 | Digital multimeter | YU-33263 |
SPECIAL TOOLS FOR ENGINE SERVICE
| No. | TOOL NAME | PART NUMBER | PART NUMBER |
|---|---|---|---|
| 60 hp/70 hp | 90 hp | ||
| 1 | Con-rod small end bearing installer | YB-6287 | YB-6107 |
| 2 | Piston ring compressor | — | YB-34454 |
| 3 | 70-100 mm Micrometer | YU-3009 | YU-3009 |
| 4 | 50-100 mm Cylinder bore gauge | YU-3017 | YU-3017 |
| 5 | Dial indicator | YU-3097 | YU-3097 |
| 6 | Magnetic flexible dial base | YU-34481 | YU-34481 |
| 7 | Thickness gauge (in) | YU-26900-8 | YU-26900-8 |
| 8 | Thickness gauge (mm) | YU-26900-9 | YU-26900-9 |
SPECIAL TOOLS FOR LOWER UNIT SERVICE
| No. | TOOL NAME | PART NUMBER | PART NUMBER |
|---|---|---|---|
| 60 hp/70 hp | 90 hp | ||
| 1 | Driveshaft bushing remover | YB-6027 | YB-6027 |
| 2 | Driveshaft gauge | YB-6049 | YB-6151 |
| 3 | Shift rod push arm | YB-6052 | YB-6052 |
| 4 | Drive handle-large | YB-6071 | YB-6071 |
| 5 | Slide hammer and adapters | YB-6096 | YB-6096 |
| 6 | Universal puller | YB-6117 | YB-6117 |
| 7 | Bearing housing needle bearing installer | YB-6152 | YB-6152 |
| 8 | Bearing housing needle bearing remover | YB-6153 | YB-6153 |
| 9 | Driveshaft needle bearing remover and installer | YB-6155 | YB-6155 |
| 10 | Driveshaft taper roller bearing cup installer | YB-6156 | YB-6156 |
| 11 | Bearing housing puller | YB-6207 | YB-6207 |
| 12 | Bearing splitter plates | YB-6219 | YB-6219 |
| 13 | Backlash indicator gauge | YB-6265 | YB-6265 |
| 14 | Bearing housing oil seal installer | YB-6269 | YB-6269 |
| 15 | Forward gear bearing cup installer | YB-6276-A | YB-6276-A |
| 16 | Backlash adjusting plate | YB-7003 | YB-7003 |
| 17-1 | Adapter plate | YB-34432-10 | YB-34432-10 |
| 17-2 | Gauge base | YB-34432-11 | YB-34432-11 |
| 17-3 | Gauge block | YB-34432-9 | YB-34432-9 |
| 18-1 | Base plate | YB-34446-1 | YB-34446-1 |
| 18-2 | Compression spring | YB-34446-3 | YB-34446-3 |
| 18-3 | No. 2 Press plate | YB-34446-5 | YB-34446-5 |
| 18-4 | Gauge pin | YB-34446-7 | YB-34446-7 |
| 19 | Gland nut wrench | YB-34447 | YB-34447 |
| 20 | Shim gauge | YB-34468-5 | YB-34468-3 |
| 21 | Driveshaft needle bearing depth stop | YB-34473 | YB-34473 |
| 22 | Lower unit pressure/vacuum tester | YB-35956 | YB-35956 |
| 23 | Dial indicator | YU-3097 | YU-3097 |
| 24 | Thickness gauge (in) | YU-26900-8 | YU-26900-8 |
| 25 | Thickness gauge (mm) | YU-26900-9 | YU-26900-9 |
| 26 | Magnetic flexible dial base | YU-34481 | YU-34481 |
SPECIAL TOOLS FOR P.T.T. SERVICE
| No. | TOOL NAME | PART NUMBER |
|---|---|---|
| 1 | Trim and tilt cylinder wrench | YB-6175 |
| 2 | Trim and tilt gauge | YB-6181 |
SEALING AGENTS AND LUBRICANTS
| No. | PART NAME | PART NUMBER |
|---|---|---|
| 1 | Gasket maker | 90790-74001-00 |
| 2 | Marine grease | LUB-GREAS-14-00 |
| 3 | Power trim/tilt fluid | LUB-PWRTF-11-00 |
| 4 | Gear case lube (11 oz) | LUB-GEARL-11-00 |
| 5 | Yamalube two cycle outboard oil | ACC-11000-07-01 |