Ferrea Valve Springs are the ideal choice for racing scenarios where high RPMs and elevated stress are expected

2004-2008     E85/E86     Z4 2

more aggressive cam profiles unlock faster throttle response and extend the engine’s power band

or competitive track use

With their proven track record

SP Connecting Rod Set, BMW S62 A90 Ferrea Valve Springs are theSP Components is highly regarded for their reinforced H beam rods, which boast exceptional strength and affordability. These lightweight yet sturdy rods feature an enlarged mating surface, allowing them to withstand heavy loads with ease. They are designed to replace BMW part #11241406978 and #11241405890 for the BMW S62 engines with a 141. 5 mm length. In addition to their reliable construction, these rods come with balanced matching weights and ARP