ARP Nissan Head Stud Kit - RB20/RB20DET/RB25 600090146 If you choose to run

If you choose to run stud girdles AFR offset girdles are required

a universal bolt pattern with a 5/8" pilot hole and weighs approximately 3 lbs

1981-1983 Plymouth PB150

Use a Stroud Engine Diaper to keep parts and pieces away from places they dont belong

500 in H x 2

ARP Nissan Head Stud Kit - RB20/RB20DET/RB25 600090146 If you choose to runARPs 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 of champions and the world leader in fastener technology. Product Description: Cylinder Head Stud Kit 12