For engine builders and enthusiasts pushing the limits of the BMW M52TU series

1mm  Valve Lift  Application  263° Intake / 257° Exhaust   10

they resist stretch and prevent engine damage by keeping your connecting rods securely fastened to the crankshaft

the Pro-Xtreme Connecting Rods provide unmatched confidence and precision—delivering the toughness necessary for high-horsepower

and 11121401351 for the S38B35

BMW M50 M52 S50 S52 Steel 8.5in Flywheel SFi For engine builders and enthusiastsTilton Engineering Steel Flywheel BMW M50 M52 S50 S52 Larger diameter. Greater inertia. Smoother power where it counts. Tilton Engineerings 12lb steel flywheel is a high performance upgrade for BMW M50, M52, S50, and S52 engines, engineered with a larger diameter than the OEM flywheel. This added size, combined with its 12 pound mass, provides increased rotational inertiatranslating to smoother, more consistent power delivery across the rev range.