Rod Length: 137 mm

Dual Ceramic Ball Bearings – Improved response and reliability

40mm or 45mm Wastegates3

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Proven to cling to and protect surfaces during initial start-up

BMW S65 Valve Springs by SuperTech Options:Springs Only Rod Length: 137 mmSuperTechs high performance valve spring kits are precision engineered for BMW S65 engines, delivering superior valve control and reliability under high stress conditions. These kits include all necessary components for installation and are a direct replacement for BMW part numbers 11347837681, 11347835154, and 11347838295. Built to withstand the demands of high lift camshafts in the E90 E91 E92 E93 M3, these valve springs are made from premium