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techtalk:ref:tools145 [2019/12/20 21:27] hippysmack [Oil Pump Check Ball Seat Lapping Tool] |
techtalk:ref:tools145 [2019/12/20 21:32] hippysmack [Oil Pump Check Ball Seat Lapping Tool] |
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| ====== 57-76 oil pumps ===== | ====== 57-76 oil pumps ===== | ||
| - | \\ | ||
| - | ===== Oil Pump Check Ball Seat Lapping Tool ====== | ||
| See also in the Sportsterpedia: | See also in the Sportsterpedia: | ||
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| * [[techtalk:ih:oil03g#oil_pump_damage_and_repair|57-76 Oil Pump Damage and Repair]] for ideas on a fix for wet sumping from the oil pump. \\ | * [[techtalk:ih:oil03g#oil_pump_damage_and_repair|57-76 Oil Pump Damage and Repair]] for ideas on a fix for wet sumping from the oil pump. \\ | ||
| - | **The tool on the left** is a homemade check ball lapping tool used to lap the seat where the check ball sits in the oil pump (57-76). \\ | + | ===== Oil Pump Check Ball Seat Lapping Tool ====== |
| + | |||
| + | **The tool on the left** is a homemade check ball lapping tool used to lap the seat where the check ball sits in the oil pump (57-76). ((Toolmaker of the XLFORUM http://xlforum.net/forums/showthread.php?t=499487&highlight=check+ball+lapping+tool)) \\ | ||
| It's made with a tool steel shank and a 3/8" carbide ball tip on the end. \\ | It's made with a tool steel shank and a 3/8" carbide ball tip on the end. \\ | ||
| The pocket for the ball to sit was cut with a 3/8" ball end mill then a few drops of Loctite 404 to keep it there. \\ | The pocket for the ball to sit was cut with a 3/8" ball end mill then a few drops of Loctite 404 to keep it there. \\ | ||
| - | **The tool on the right** is a check-ball seat burnishing set. \\ | + | **The tool on the right** is a check-ball seat burnishing set. ((DaWind of the XLFORUM http://xlforum.net/forums/showthread.php?t=1013445&page=2)) \\ |
| The idea is to turn the ball into the seat several times, thereby smoothing it to a very fine finish. \\ | The idea is to turn the ball into the seat several times, thereby smoothing it to a very fine finish. \\ | ||
| It works quite well with these old check valve seats, but you can and do use quite a bit of force with the cast iron for a good result. \\ | It works quite well with these old check valve seats, but you can and do use quite a bit of force with the cast iron for a good result. \\ | ||
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| You'd probably need a lathe, a tap set and the ability to braze or silver solder to make your own tool. \\ | You'd probably need a lathe, a tap set and the ability to braze or silver solder to make your own tool. \\ | ||
| Although you might drill out and tap an un-needed pump nipple for part of the tool. \\ | Although you might drill out and tap an un-needed pump nipple for part of the tool. \\ | ||
| + | You can indicate the bolts in the chuck, face off the ends and then center drill them to provide a concentric pocket for the sphere to rest in. \\ | ||
| + | Then, hold the whole mess in tension between centers as you soldered. They surely have to be straight or they aren’t much use. \\ | ||
| |{{:techtalk:ref:tools:homemade_check_ball_lapping_tool_by_toolmaker.jpg?direct&300|}}|{{:techtalk:ref:tools:oil_pump_check_ball_lap_by_dawind.jpg?direct&300|}}| | |{{:techtalk:ref:tools:homemade_check_ball_lapping_tool_by_toolmaker.jpg?direct&300|}}|{{:techtalk:ref:tools:oil_pump_check_ball_lap_by_dawind.jpg?direct&300|}}| | ||
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| ====== 77 and later oil pumps ====== | ====== 77 and later oil pumps ====== | ||
| - | \\ | + | See also in the Sportsterpedia: |
| + | |||
| + | * [[techtalk:evo:oil03#oil_pump_unit|Main Evo Oil Pump Menu Page]] \\ | ||
| ====== Retaining Rings ====== | ====== Retaining Rings ====== | ||
| These precision cuticle scissors are great for removing external retainer rings. \\ | These precision cuticle scissors are great for removing external retainer rings. \\ | ||
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| ====== Oil Pump Removal ====== | ====== Oil Pump Removal ====== | ||
| - | See also in the Sportsterpedia: | ||
| - | |||
| - | * [[techtalk:evo:oil03#oil_pump_unit|Main Evo Oil Pump Menu Page]] | ||
| Mounting bolts (to the engine): \\ | Mounting bolts (to the engine): \\ | ||
