The JE Pistons BMW S50B30US 9:1 KIT is a high-performance piston set designed for the BMW 3.0L S50B30US engine. This kit offers a lower 9:1 compression ratio, ideal for forced induction applications like turbocharging or supercharging.
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Maintains the stock bore size for the BMW S50B32 engine, ensuring optimal cylinder wall thickness and structural integrity while offering enhanced performance.
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The BMW S50B32 is the high-performance, European version of the engine found in the E36 M3 from 1995 to 1999.
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The perfect upgrade for BMW enthusiasts looking to elevate their engine’s performance. Specs 11.5:1 Compression – 86.50 mm Bore – 1.291 in. CH, -9.30 CC
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Whether you're simply rebuilding your engine or going for big power, we have OEM and aftermarket performance pistons from the best brands in the business so your engine has the precise setup to meet your goals.