ARP High Performance Series Main Stud Kit - SB Chevy - 4-Bolt Main w/o Windage Tray DK13241SFI Steel diaper pins are zinc

Steel diaper pins are zinc coated and have a locking feature to keep secured in place

Fits SRW and DRW

The inset pant pockets offer storage for personal items off-track

Connector and pins included

ARP High Performance Series Main Stud Kit - SB Chevy - 4-Bolt Main w/o Windage Tray DK13241SFI Steel diaper pins are zincARP High Performance Series Main Studs eliminate main cap walk and protect the treads in cylinder block. ARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener