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ARP HEAVY DUTY Screw for flywheel suitable for BMW M3 E30
- High Boost
- 30% Harder Elongation Steel
- almost indestructible

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High strength ARP bolt made of molybdenum steel for mounting the flywheel to the crankshaft. Suitable for BMW S14 engines.
Especially with tuned engines essential, because much higher torques must be transmitted to the crankshaft!
Thread M12x1,5
All ARP screws can be reused.
These screws are longer than standard screws. Please note during installation!
Tightening sequence:
1) Apply Loctite 242 (blue / medium strength) to the threads
2) Apply ARP Ultra torque Paste under the screw head
3) Tighten screws only hand-tight
4) Then crosswise to 95 Nm
Manufacturer
Info about manufacturer
ARP
Automotive Racing Products, Inc.
1863 Eastman Avenue, Ventura, CA 93003, United States
https://arp-bolts.com/p/contact.php
Info about manufacturer contact
BAR-TEK Motorsport GmbH
Im Rauschen Auel 3, 51491 Overath-Brombach, Germany
info@bar-tek.com
Engine | Engine code |
---|
Engine | Engine code |
---|---|
M3 | S14B25 | 238 hp (175 kW) |


Accessories
High strength ARP bolt made of molybdenum steel for mounting the flywheel to the crankshaft. Suitable for BMW S14 engines.
Especially with tuned engines essential, because much higher torques must be transmitted to the crankshaft!
Thread M12x1,5
All ARP screws can be reused.
These screws are longer than standard screws. Please note during installation!
Tightening sequence:
1) Apply Loctite 242 (blue / medium strength) to the threads
2) Apply ARP Ultra torque Paste under the screw head
3) Tighten screws only hand-tight
4) Then crosswise to 95 Nm
Manufacturer
Info about manufacturer
ARP
Automotive Racing Products, Inc.
1863 Eastman Avenue, Ventura, CA 93003, United States
https://arp-bolts.com/p/contact.php
Info about manufacturer contact
BAR-TEK Motorsport GmbH
Im Rauschen Auel 3, 51491 Overath-Brombach, Germany
info@bar-tek.com
Engine | Engine code |
---|
Engine | Engine code |
---|---|
M3 | S14B25 | 238 hp (175 kW) |


Accessories