ARP Jeep Head Stud Kit - 4.0L Inline 6 RG20001XL 3 x 3-1/2 in Mounting

3 x 3-1/2 in Mounting Square

Simpson 125" Lexan Shields includes tear-off posts where applicable

1 approved deluxe hardware

0:1 AFR OBDII Output Lambda values from

Advanced multi-density

ARP Jeep Head Stud Kit - 4.0L Inline 6 RG20001XL 3 x 3-1/2 in MountingARPs 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