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Re: Built motor vs stock factory motor
Hard to beat oem for longevity, there are lots of "builders" that don't know as much as they need to for one thing. The other half being as mentioned, built motors are typically worked pretty damned hard
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03 dsg mach1 - MPR built 9.5:1 motor, D1, cams, ported intake, full exhaust, magnum t56, built rear, E85 etc...
'12 F150 FX2 Supercrew with Ecoboost daily beater
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