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IIRC, 3,2 liter rods are narrower than the 3,0 liter because Porsche made the crank throw shoulders wider to retain stiffness when the stroke went from 70,4 mm to 74,4 mm. The wider shoulders meant less bearing area to squeeze the rod onto.
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1971 911S, 2.7RS spec MFI engine, suspension mods, lightened
Suspension by Rebel Racing, Serviced by TLG Auto, Brakes by PMB Performance
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