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4.0L 32v - S65B40

4.0L 32v - S65B40 

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4.0L 32v - S65B40

This category brings together the performance parts we stock for the 4.0 32V S65B40 V8 fitted to the BMW M3 E90, E92 and E93.

It covers the rotating assembly with forged pistons and forged connecting rods, tri-metal big end and main bearings, performance intake and exhaust valves, the COMETIC reinforced head gasket, ARP head studs and con rod bolts, plus the VIBRA-TECHNICS uprated engine mount and the BMC air filter.

Everything you need to make a standard S65 reliable or to build a road and track engine from proven components.