ARP 4.390 Tapered Ring Compressor 7-1/2 Safecraft is the largest manufacturer

Safecraft is the largest manufacturer of vehicle fire suppression systems in the United States and the most trusted name in motorsports for over 20 years

175 amp mega fuse kit with 6 gauge charge cable to support a high output charging system and internally regulated alternator

Head Mount

1/4 in Offset

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ARP 4.390 Tapered Ring Compressor 7-1/2 Safecraft is the largest manufacturerARP'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