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| techtalk:ih:carb01r [2025/02/10 16:47] – [Andrews High Flow Accelerator Pump (Keihin butterfly)] hippysmack | techtalk:ih:carb01r [2025/02/10 17:08] (current) – [Andrews High Flow Accelerator Pump (Keihin butterfly)] hippysmack | ||
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| ===== Andrews High Flow Accelerator Pump (Keihin butterfly) ===== | ===== Andrews High Flow Accelerator Pump (Keihin butterfly) ===== | ||
| + | Andrews Products (269050). It was also sold through V-twin as part number (35-9050). \\ | ||
| + | {{: | ||
| 79-up 34mm Keihin carbs will not fill there accelerator pumps as quickly as the 76-78 38mm ones. ((Joe Minton Article " | 79-up 34mm Keihin carbs will not fill there accelerator pumps as quickly as the 76-78 38mm ones. ((Joe Minton Article " | ||
| Line 446: | Line 448: | ||
| Actually, if you can find a 38mm pump and drill the hole in your carb body, you'll have the old style accel pump. | Actually, if you can find a 38mm pump and drill the hole in your carb body, you'll have the old style accel pump. | ||
| - | On 1980-1988 Keihin carbs, the stock accelerator pump is restricted by eliminating the check valves in the pump. A high flow accelerator pump puts them back. ((IronMick of the XLFORUM https:// | + | On 1980-1988 Keihin carbs, the stock accelerator pump is restricted by eliminating the check valves in the pump. A high flow accelerator pump puts them back. ((IronMick of the XLFORUM https:// |
| - | The result is increased fuel flow through the pump and greatly improved low end and mid range throttle response. | + | Not intended for 1989 and later CV carburetors. \\ |
| The Keihin butterfly carb already has an accelerator pump, so the Andrews high-flow pump body just replaces the stock one on the bottom of the float bowl. ((XLX of the XLFORUM https:// | The Keihin butterfly carb already has an accelerator pump, so the Andrews high-flow pump body just replaces the stock one on the bottom of the float bowl. ((XLX of the XLFORUM https:// | ||
| - | There is one on the [[https:// | ||
| - | It has a V-twin part number of 35-9050, Manufacturer Keihin, Part Number: 269050.\\ | ||
| - | // | ||
| - | Makes since as Andrews used to make the Flowmaster carb.\\ | ||
| - | The pump is listed as out of stock and has been since at least of march 2018 yet the listing is still up.\\ | ||
| - | In fact and according to the V-twin website, it's been discontinued and no replacement is listed. | ||
| - | Installation instructions | + | The Flowmaster carb accelerator pump kit improves throttle response on Keihin carburetor models with a greater volume of fuel from the pump circuit. Makes since as Andrews |
| + | The pump is listed as out of stock and has been since at least of march 2018 yet the listing is still up.\\ | ||
| + | In fact and according to the V-twin website, it's been discontinued and no replacement is listed. \\ | ||
| Features: ((http:// | Features: ((http:// | ||
