Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSBMW1999328I 4D SEDAN, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICALENGINE - SPECIAL TOOLS11 2 260 PISTON RING COMPRESSOR

1999 BMW 328i 4D Sedan, Standard

11 2 260 Piston ring compressor

1999 BMW 328i 4D Sedan, StandardSECTION 11 2 260 Piston ring compressor

Minimum set: Mechanical tools

Fig 1: Identifying 11 2 260 Piston Ring Compressor

Courtesy of BMW OF NORTH AMERICA, INC.

PISTON RING COMPRESSOR SPECIFICATION

Note:	For compressing piston rings while installing pistons
Engine:	M47T2, M47TU, M52, M52TU, M54, M56, M57, M57TU, M60, M62, S14, S38
Storage location:	C1
Order number:	11 2 260 Piston ring compressor

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.