Sport Camshaft + Rocker arms BMW M3 E46 Z3M Z4M S54B32

Catcams Sport Camshafts for BMW 3.2 24V S54B32 M3 E46, Z3, Z4 engine.

Find the detailed Profiles in the " tabDownload" above.

For comparison "STD" shows you the values of your Original Camshaft.

ATTENTION: these Camshafts must be installed with the Rocker arms CAT031 kit, which is INCLUDED when you order one of these Camshaft References.

References compatible with S54B32 engine with vanOS (from OEM):

References compatible with S54B32 engine from which the vanOS system has been removed:

The "accessories" indicated inredabove are to be replacedimperativelyaccording to Reference Catcams (click on the images):

The Rocker arms CAT031 kit contains:

• 24 Rocker arms CAT031
• 2 Rocker arms pins with additional holes (BMW OEM)
• 1 oil bridge (oil supply from the Exhaust Rocker Arm Pin to the Intake)

Unlike many of its competitors who machine the Cams from cast steel, Catcams Sizes its Cam shafts directly in the mass, which has the effect of making them wellmore resistant. Most of the time, Catcams Camshafts are hollow in order toreduce their mass.

The eXPertise of Catcams on Camshafts and its accessories (Valve Springs, Mechanical Tappets, Adjustable Pulley, etc.) has been recognized worldwide for several years thanks to its know-how and precise study of engines and Applications. Indeed, each Camshaft Profile has been developed according to the specificities of each engine but also according to the use/Applications (road, Sport, rally, run, circuit, etc.).

Two parameters are important for the choice of Camshaft Profile: Valve lift and angle (opening duration). An increase in opening times allows an increase in Power / torque and an increase in lift optimizes Power at high rpm.