ARP Billet 89.0mm Bore Tapered Piston Ring Compressor (901-8900) Sleeves Part Number: AF829-16-12BLK

Part Number: AF829-16-12BLK

Manufacturer's Part Number: 137914125

Forged from premium quality SAE 1050 steel

size Valve Size 30

Manufacturer Opel Model Astra H Variant 1

ARP Billet 89.0mm Bore Tapered Piston Ring Compressor (901-8900) Sleeves Part Number: AF829-16-12BLKARP Billet 89. 0mm Bore Tapered Piston Ring Compressor (901 8900) ARP Tapered Ring Compressors 901 8900 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