HO vs SO...
Which VP44 actually responds better to mods?
The High Output had smaller plungers and a more aggressive cam.
That means less volume to work with.
Drop a tuning box on it and you might be leaving gains on the table.
The Standard Output is actually the better platform for pump stretch and duration adds.
We break it all down, including the infamous Big Blue Syndrome.
Check out the full video on YouTube!
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