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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Recommended backspacing is ~135mm (7“ ET45
critical for engines with extreme demands
They will properly place the lift pump at a fuel cell depth up to 17" (432mm)
The advanced thermal-resistant coating makes them ideal for forced induction and racing applications
this guard features self-centering design to ensure perfect fitment
Genuine BMW Front Main Seal, BMW S58 RK.S55.CRANKHUB Recommended backspacing is ~135mm (7“The front main seal, also known as the front crankshaft seal, plays a critical role in the proper functioning of an engine. BMW Part Number: 11 11 8 664 905 Purpose 1. Prevents Oil Leaks: The primary function of the front main seal is to prevent engine oil from leaking out of the front end of the crankshaft. It seals the gap between the crankshaft and the timing cover or the engine block, ensuring that the oil stays within the engine. 2. Maintains Oil
US$ 35.00
US$ 109.97
US$ 108.97
