ZRP forged pistons by Wössner are designed for the BMW S54 3.2 engine in the M3 E46. They are suitable for engine rebuilding or performance builds where increased piston strength and the correct compression ratio are important.
Supplier specifications list versions with diameters of 87.00 mm and 87.50 mm, and compression ratios of 9.0:1 and 11.3:1. Before ordering, check the actual cylinder diameter, the selected compression ratio and compatibility with other engine components.
- Engine: BMW S54 3.2
- Vehicle: BMW M3 E46
- Type: forged pistons
- Listed diameters: 87.00 mm and 87.50 mm
- Listed compression ratios: 9.0:1 and 11.3:1
Suitable for: BMW 3 IV (E46).
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