Pay in 4 interest-free payments of $51.50 Learn more
Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
yet offering the desirable atmospheric blow-off valve sound
MSRN110 - LH Rear Section
Dimensions - 270mmX124mm
• Overall Height - 12
ARP BMW E46 M3/S54 12pt head stud kit HKS yet offering the desirable atmosphericVirtually every top professional BMW engine builder relies on ARP Pro Series head studs, particularly on the S54 3. 2 litre engine. ARP uses a premium grade 8740 alloy that is rated far superior to "aircraft" quality. Each stud is heat treated to 200,000 psi, ensuring complete heat penetration. ARP studs are threaded after heat treat, which gives them 1000% (that's ten times!) better fatigue strength than studs threaded prior to heat treat. Threading