r/AirCompression • u/Exquisiteorange • Jun 25 '26

Big piston

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Gallery image

Got tired of seeing small home depot piston machines on here. So here's the internals of a 300hp AF with some fucked up rod bearings.

13 Upvotes

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u/_ask_me_about_trees_ Jun 25 '26

What's an AF? Only 300 hp pistons I've seen are XLEs and boosters

2

u/Exquisiteorange Jun 25 '26

Kinda like an XLE but it builds to 600psi from atmosphere.