ARP
Back the early 1970s, racing enthusiast Gary Holzapfel saw that many of his friends’ broken engines were caused by fastener failure. At the time, there were no commercially available studs and bolts up to the challenge. So Holzapfel called upon his many years of fastener making experience for a leading aerospace subcontractor and founded ARP (Automotive Racing Products). ARP’s product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline and throughout the suspension and frame. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications.
Stepped Main Stud - Use w/Windage Tray
ARPMain Stud Kit - Stepped Windage Tray - Chromoly - Black Oxide - Each
3.250 Broached Stud - 1/2-13 & 3/8-24
ARPStud - 1/2-13 in Thread to 3/8-24 in Thread - 3.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each
7/16-14 Hex Head Bolt - 5.250 Long
ARPCylinder Head Bolt - 7/16-14 in Thread - 5.25 in Long - Hex Head - Chromoly - Black Oxide - Each
7/16-14 Hex Head Bolt - 4.500 Long
ARPCylinder Head Bolt - 7/16-14 in Thread - 4.5 in Long - Hex Head - Chromoly - Black Oxide - Each
M12x1.25 12pt Nut
ARPNut - 12 mm x 1.25 Thread - 14 mm 12 Point Head - Chromoly - Black Oxide - Each
12mm x 1.75 Stud 4.750 Long Broached
ARPStud - 12 mm x 1.75 Thread - 4.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
12mm x 1.75 Stud 6.320 AOL - Broached
ARPStud - 12 mm x 1.75 Thread - 6.32 in Long - Broached - Chromoly - Black Oxide - Universal - Each
12mm x 1.75 Stud 4.750 AOL - Broached
ARPStud - 12 mm x 1.75 Thread - 4.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
12mm x 1.25/1.75 Stud Long Broached
ARPStud - 12 mm x 1.50 and 12 mm x 1.75 Thread - 3.965 in Long - Chromoly - Black Oxide - Universal - Each
Stud 11mm x 2.0 5.150in OAL
ARPStud - 11 mm x 2.00 and 7/16-20 in Thread - 5.15 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 9.000 Short Broached w/1.000 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 9 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 8.500 Long Broached
ARPStud - 1/2-13 and 1/2-20 in Thread - 8.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 7.500 Long Broached
ARPStud - 1/2-13 and 1/2-20 in Thread - 7.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 7.000 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 7 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 6.600 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 6.6 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 6.120 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 6.12 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 5.750 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 5.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 5.400 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 5.4 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 5.000 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 5 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 4.750 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 4.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 4.620 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 4.62 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 4.400 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 4.4 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 4.250 Long Broached w/1.250 Thread
ARPStud - 1/2-13 and 1/2-20 in Thread - 4.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each
1/2 Stud - 4.060 Long Broached
ARPStud - 1/2-13 and 1/2-20 in Thread - 4.06 in Long - Broached - Chromoly - Black Oxide - Universal - Each