ARP 4.600 Tapered Ring Compressor 32002BK Works well in vehicles with

Works well in vehicles with low hood clearance -- Trucks

ductile iron to resist warping and cracking

Removes Whistle

This 'Zero' version is constructed from high tensile autoclaved carbon fiber for exceptional strength and ultra-lightweight

200 Series

ARP 4.600 Tapered Ring Compressor 32002BK Works well in vehicles withARP'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