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Pistons
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The JE Pistons 11.5:1 compression ratio kit for the BMW S50B30US engine (found in the U.S. version of the E36 M3) is designed to improve performance by offering higher compression, increasing power output. Key features likely include:
The JE Pistons 11.5:1 compression ratio kit for the BMW S50B30US engine (found in the U.S. version of the E36 M3) is designed to improve performance by offering higher compression, increasing power output. Key features likely include: