Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
|
techtalk:ref:oil10 [2024/01/28 06:38] hippysmack [Sit Sumpimg] |
techtalk:ref:oil10 [2024/01/28 07:00] hippysmack [Sit Sumpimg] |
||
|---|---|---|---|
| Line 172: | Line 172: | ||
| There isn't much oil pressure on the feed side of the oil check with the motor not running. \\ | There isn't much oil pressure on the feed side of the oil check with the motor not running. \\ | ||
| For example using Mobile 1 V-twin 20w50, app head pressure at the oil pump was calculated to be just less than 1/4 PSI on a 98 1200S. \\ | For example using Mobile 1 V-twin 20w50, app head pressure at the oil pump was calculated to be just less than 1/4 PSI on a 98 1200S. \\ | ||
| - | This figure will change slightly depending on your current level above sea level and oil density. But just for argument sake.. \\ | + | This figure will change slightly depending on your current altitude above sea level, oil density and height of oil in the tank. But just for argument sake.. \\ |
| + | And subtracting say 60-70% of that going back up to the oil filter pad leaves very little pressure against the oil check. \\ | ||
| [[techtalk:ref:oil21#oil_tank_head_pressure|Click Here]] to read more on calculating oil tank head pressure in the Sportsterpedia. \\ | [[techtalk:ref:oil21#oil_tank_head_pressure|Click Here]] to read more on calculating oil tank head pressure in the Sportsterpedia. \\ | ||
| The OEM spring behind the check ball keeps pressure at 4-6 PSI against the ball to it's seat according to the manuals. \\ | The OEM spring behind the check ball keeps pressure at 4-6 PSI against the ball to it's seat according to the manuals. \\ | ||
