
Designed as a direct replacement for factory M159 cam cap bolts, our ARP Cam Cap Bolt Kit is one of the most popular upgrades for the M156 Engine. These ARP Bolts are made of 625 grade Inconel and are equipped to handle extreme rpm and a lifetime of abuse.
As a replacement of your torque-to-yield factory torx bit bolts, this is a common upgrade when replacing head bolts and valve buckets on your M159 engine.
Kit Includes:
- 32 Short Length ARP Bolts
- Four Long Length ARP Bolts
- ARP Moly Lube
Note: This item is ordered on demand from PTG USA. Expected lead time is 2–3 weeks. We’ll notify you if any delays apply. All import duties and taxes are included in EuroFlow’s price.

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