ARP Nissan Main Stud Kit - L20 4-Cylinder 29065R In addition to increased throttle

In addition to increased throttle response for effortless downshifts and safer overtaking

Control your air springs individually from anywhere

ST5 fitment adjusting pad for crown of head

driveability improvements and prevent unneeded downshifting

1969-1969 Oldsmobile F85

ARP Nissan Main Stud Kit - L20 4-Cylinder 29065R In addition to increased throttleARPs 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: Main Stud Kit 12 Point Nuts