ARP Billet 4.250" Bore Tapered Piston Ring Compressor (900-2500) Bangshift While Bolts Are Shipped With

While Bolts Are Shipped With Required Flat Washers

2009 KIA RIO5 1

Overall Width - 43

With male AN flare fittings available in sizes from -3 allthe way through to -20

Part Number: AR640-1250

ARP Billet 4.250" Bore Tapered Piston Ring Compressor (900-2500) Bangshift While Bolts Are Shipped WithARP Billet 4. 250" Bore Tapered Piston Ring Compressor (900 2500) ARP Tapered Ring Compressors 900 2500 ARP tapered piston ring compressors are CNC machined from 6061 T6 billet aluminum tube material and feature a true radius for each individual bore diameter. They're also relieved to accommodate wire O rings on the bottom. Type 3 anodizing is used for long life, and each bore size is prominently engraved in 3 4 in. high numbers for easy