ARP 100.00 mm Bore Piston Ring Compressor Tapered Billet Aluminum Black Anodize - Each H778C31XL Extreme Flow EFI Regulator Designed

Extreme Flow EFI Regulator Designed for use with Belt or Hex Drive Fuel Pumps

while lubricating cylinders

Extremely reliable

while the compact head is easily accessed

ARP 100.00 mm Bore Piston Ring Compressor Tapered Billet Aluminum Black Anodize - Each H778C31XL Extreme Flow EFI Regulator DesignedARP'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