This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure
2X Entries For Our 25th Anniversary Sweepstakes!
This kit offers increased clamping force and enhanced head gasket sealing, helping to prevent head gasket failure
2X Entries For Our 25th Anniversary Sweepstakes!
Ditch the Stock Head Bolts for a Set of Head Studs from ARP!
2X Entries For Our 25th Anniversary Sweepstakes!
Upgrade to 5150's Custom Age 625+ Head Stud Kit Built by ARP!
Make sure you are getting the proper hardware for the job
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
03-04-2026
2X Entries For Our 25th Anniversary Sweepstakes!
Make sure you are getting the proper hardware for the job
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-03-2026
Secure your engine with race-proven durability using the ARP Head Stud Kit the top choice for serious BMW performance enthusiasts and professional builders alike.
N55 Engines it is a MUST to drill and tap!
N55 Engines it is a MUST to drill and tap!
Wagner Tuning offers these to support big power gains and keep your M54 engine running well.
M7X33.5
This special long, thin, Torx socket is required for removal and installation of the head bolts on most BMWs with twin-cam cylinder heads.
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Includes all head bolts in one cylinder head
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-22-2026
A complete set of one time use head bolts
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-22-2026
Includes bolts to do one cylinder head
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-22-2026
ARP is the world leader in fastener technology.