Elring Cylinder Head Bolt Set - Silver - 802.820

This set is designed for specific BMW models (3 Series E46, E36, E39, E60, E61; X3 E83; X5 E53; Z3 E36; Z4 E85, E86; 7 Series E38, E65, E66, E67, E32; 8 Series E31), Land Rover Defender SUV and Pickup (L316), Wiesmann MF3 Roadster, and Rolls-Royce Silver Seraph and Park Ward Limousine.

The bolts feature a Male Torx head, specifically a TX - E 12 size.

The thread size is M10x1.5mm and the length is 110mm.

The set includes 14 bolts.

The bolts are made from cast aluminium.

Cylinder head bolts, especially those designed for specific torque-to-yield applications, are often recommended for single use by manufacturers. It is best practice to replace them with new ones during cylinder head reassembly.

You will need a calibrated torque wrench and a Male Torx E12 socket. Refer to your vehicle's service manual for the correct torque specifications and tightening sequence.

Ensure you are using a Male Torx E12 socket, as this set features a Male Torx head design, not a standard female Torx or hex head.

Double-check vehicle compatibility. This set has an M10x1.5x110mm thread and is designed for specific applications. Using it on an incompatible engine can lead to thread damage.

Ensure you are using a calibrated torque wrench and following the correct torque sequence and stages outlined in your vehicle's service manual. Cleanliness of threads on both the bolt and in the block is crucial.