ARP Audi 5 cylinder 20V S2 RS2 cylinder head stud bolt 3B ABY ADU RR

ARP Audi 5 cylinder ABY ADU cylinder head stud bolt

Made in USA

ARP Bolts are used by virtually every top professional engine builder.
Simply put, there is no better bolt setup on the market today.

These main bearing studs are manufactured to exacting tolerances, heat treated, centerless ground and rolled to ensure consistent clamping force and durability.

Only premium grade 8740 alloy is used with a tensile strength material of 190,000 psi, far superior to "aircraft grade" steel alloys.
Studs allow for easy installation of cylinder heads and gaskets, eliminating the need for alignment

These ARP studs are ideal for racing engines.

Scope of delivery:
10x ARP stud bolts Length:
10x ARP 12-point nut
1x ARP Moly Assembly Lube

Engine code letter:

ABY / ADU / RR / AAN / 3B