ARP 4.440 Tapered Ring Compressor RS00400313 HP77 / HP7 / HP5

HP77 / HP7 / HP5 / RS7C LTWT / RS7 / GT5 Helmets

Clamps are 1/2" wide and include two 1/4" button head fasteners

GM Fullsize Van 1996-2017

1984-1991 Chevrolet B60

"D" Ring attachment for installation is included

ARP 4.440 Tapered Ring Compressor RS00400313 HP77 / HP7 / HP5ARP's ring compressors are CNC machined from 6061 T6 billet tube material and feature a true radius for each different bore diameter. What's more, they are relieved for wire O rings on bottom. Type 3 anodizing is used for long life, and the bore size is prominently engraved in 3 4 in high numbers for easy identification. Standard stocking sizes from 3. 552 in to 4. 750 in (SAE) and 75mm to 95. 5mm (metric). The true radius design is far superior to