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6 cyl BMW M52 / M54 Pro-H 3/8
Mini Cooper S
Using Custom Age 625+ head studs enables you to increase boost levels without worrying about the cylinder head lifting
Engine builders and tuners rely on Supertech to maintain stability
fuel pump control
BMW S63 Valve Springs by SuperTech 1301004 6 cyl BMW M52 /Enhance the performance of your BMW S63 engine with the SuperTech High Performance Valve Spring Kit. This precision engineered kit offers a notable seat pressure of 83 lbs and accommodates a maximum lift of 12 mm, ensuring optimal valve operation even at high RPMs. Designed to replace OEM part numbers: 11340039494, 11340054492, 11347578825, 11347572451, 11347504271, 11347614134, and 11340150843, this kit is the ideal upgrade for serious enthusiasts
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