BMW Z4 3.0i E85 231hp M54B30 2002-2005

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BMW Z4 3.0i E85 231hp M54B30 2002-2005

BMW Z4 3.0i E85 231hp M54B30 2002-2005

BMW Z4 3.0i E85 231hp M54B30 2002-2005 

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BMW Z4 3.0i E85 231hp M54B30 2002-2005

This is the best stocked page of the naturally aspirated M54 range: the M54B30 straight six of the BMW Z4 3.0i E85, 231hp, built from 2002 to 2005.

Wiseco forged pistons in six sizes, from 84 to 84.5mm bore, 9:1 or 11:1 compression ratio, 22mm gudgeon pin, rings included. ZRP forged connecting rods in 4340 steel, I beam, 135mm centre to centre, ARP 2000 or ARP L19 bolts included, backed by the set of twelve ARP uprated con rod bolts. CATCAMS Sport camshafts to improve cylinder filling. On the cylinder head: ATHENA or COMETIC gasket, SUPERTECH and FERREA valves, guides, stem seals and collets, SUPERTECH or CATCAMS springs. ACL Race and King Racing tri-metal bearings.