CTA Tools Cylinder Head for BMW 3 Series E30 (1984-1991)

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BMW makes their cylinder heads from aluminum. While this is beneficial for many reason, they do not react well to overheating. Especially prevalent on older BMW engines, and over-temp situation has been known to cause the head to warp. Turner Motorsport carries Genuine BMW replacement heads and parts to make your next rebuild a success.
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T#:640255
Part#: CTA9259
Ships on Aug 4, 2026
$ 14.27 USD
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Used for cylinder head bolts on BMW M42 and M50 engines. 1/2" square drive with 6" (15cm) shaft