Very common for all the Stanadyne Roosamaster D series until 1985. After that, a different updated dampener is used.
Complete seal kit with new pellathane dampener is $15. It takes an hour, start to finish, to take the pump all apart, fix, and put back together.
Most pumps, by the time that ring falls apart, need a few other hard parts. Total cost is usually less then $50.
Sending to a shop, in my opinion, has always been way overpriced. These pumps never get truly rebuilt, just patched up and often a $500 - $600 repair bill gets you $30 in new parts and an hour or two in actual labor.
Replacement parts are available for sale to anyone and shipping is fast when ordered from the right place.
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Today's Featured Article - Show Coverage: Argyle and Mt. Pleasant Labor Day Weekend Shows - by Cindy Ladage. The last fling before summer fades into fall and we get busy in the fields are the annual Labor Day tractor shows. Beginning on September 5th and running through the 7th, the Argyle Antique Gas and Engine Show is held at the Argyle State Park. Located in West Central Illinois, the pine forest was the setting for the opening of the 22nd show. This year we decided to try to sell a few tractor parts, literature and wrenches to offset my husband's buying sprees. Saturday
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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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