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techtalk:ref:oil07 [2022/08/20 23:37] hippysmack [Anti-Drainback Valve] |
techtalk:ref:oil07 [2022/08/20 23:44] hippysmack [Anti-Drainback Valve] |
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| The oil check ball / valve is suppose to stop any oil from leaving the filtered side from getting into the motor. \\ | The oil check ball / valve is suppose to stop any oil from leaving the filtered side from getting into the motor. \\ | ||
| The ADV has no relation to wetsumping on a Sportster. \\ | The ADV has no relation to wetsumping on a Sportster. \\ | ||
| - | On 1979-1985 Sortsters, the only thing a ADV will prevent is oil coming back down the return line from the tank to filter (only what's in that hose on shutdown). \\ | + | On 1979-1985 Sportsters, the only thing an ADV will prevent is oil coming back down the return line from the tank to filter (only what's in that portion of hose on shutdown). \\ |
| This is from a HD Parts and Accessories Bulletin (PAB-398) dated 11-1-1988. Low restriction oil filter (63806-83) has been obsoleted. \\ | This is from a HD Parts and Accessories Bulletin (PAB-398) dated 11-1-1988. Low restriction oil filter (63806-83) has been obsoleted. \\ | ||
| It was originally offered as a low restriction filter to insure proper return of oil to the oil tank. \\ | It was originally offered as a low restriction filter to insure proper return of oil to the oil tank. \\ | ||
