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.
3/8 Stud - 4.600 Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 4.6 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 3.750 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 3.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 3.500 Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 3.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 3.250 Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 3.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 3.050 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 3.05 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 3.000 Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 3 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 2.750 Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 2.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 2.500 Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 2.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 2.310 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 2.31 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8 Stud - 2.160 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 2.16 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8-16 x 2.000 Stud - Exhaust Header
ARPHeader Stud - 3/8 in Diameter - 2 in Long - Chromoly - Black Oxide - Universal - Each
3/8-16 x 1.670 Stud - Distributor Ret. Bracket
ARPStud - 3/8-16 and 3/8-24 in Thread - 1.67 in Long - Chromoly - Black Oxide - Universal - Each
3/8-16 Stud 1.500 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 1.5 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8-16 Stud 1.250 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 1.25 in Long - Broached - Chromoly - Black Oxide - Universal - Each
3/8-16 Stud 1.000 Long Broached
ARPStud - 3/8-16 and 3/8-24 in Thread - 1 in Long - Broached - Chromoly - Black Oxide - Universal - Each
S/S Flat Washer - 5/16 ID x .657 OD(1)
ARPFlat Washer - General Purpose - Chamfered - 0.313 in ID - 0.657 in OD - 0.063 in Thick - Steel - Black Oxide - Each
5/16-24 Large Flange Header Nut (1pk)
ARPNut - 5/16-24 in Thread - 3/8 in 12 Point Head - Chromoly - Black Oxide - Each
5/16-18 Stud 3.750 OAL Short Broached
ARPStud - 5/16-24 and 5/16-18 in Thread - 3.75 in Long - Broached - Chromoly - Black Oxide - Universal - Each
5/16-18 Stud 2.850 OAL w/Top Guide Nose
ARPStud - 5/16-24 and 5/16-18 in Thread - 2.85 in Long - Chromoly - Black Oxide - Universal - Each
5/16-18 Stud 2.225 OAL w/Top Guide Nose
ARPStud - 5/16-24 and 5/16-18 in Thread - 2.225 in Long - Chromoly - Black Oxide - Universal - Each
5/16-18 x 1.625 Stud
ARPStud - 5/16-24 and 5/16-18 in Thread - 1.625 in Long - Chromoly - Black Oxide - Universal - Each
8mm x 1.25 x 5/16 Stud 2.725 OAL w/Guide
ARPStud - 5/16-24 in and 8 mm x 1.25 Thread - 2.725 in Long - Chromoly - Black Oxide - Universal - Each
Cam Seal - SB Dart Alum. Block 2.380 OD
ARPCam Seal Plate - 2.380 in OD - Aluminum - Black Anodized - Dart Aluminum Block - Each
Cam Seal - SB GM Block 2.100 OD
ARPCam Seal Plate - 2.100 in OD - Aluminum - Blue Anodized - Small Block Chevy - Each