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Coolant Block Offs & Oil Feed Adapter Fitting
1992-99 E36 325i / 325is
repeatable performance data
This is a professional-grade service designed for serious builds—not generic flashes or one-size-fits-all maps
Cylinder Head Clearance: We precision-clearance the cylinder head
BMW S63 Head Stud Thread Insert Kit Options:Inserts Only Coolant Block Offs & OilThe BMW S63 Head Stud Thread Insert Kit provides your machine shop everything needed to repair or upgrade the engine block threads on S63 engines. Designed for precision and durability, this kit allows you to restore damaged threads or prepare the block for oversized head studs for improved clamping strength. Please note, this product does NOT include head studs. Head Studs are available for purchase here. Each BMW S63 Head Stud Thread Insert Kit
US$ 32.95
US$ 89.98
US$ 34.95
US$ 69.98
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US$ 89.98
US$ 38.00
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