Thread: Oil pumps
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Old 01-11-2026, 10:11 PM
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Quote:
Originally Posted by Skippy597 View Post
What's the difference between the 5/8 and stock 9/16 ball. Is it worth swapping?
The premise for a 9/16 ball is in case debris gets into the pump, the smaller ball will allow it to pass vs the ball getting hung up on the debris. And if a 9/16 ball is used, it should be shimmed to restore the pump’s pressure to what it would have been with the stock 5/8 ball.

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