ARP 899-7800 PISTON RING COMPRESSOR (3.780" BORE)
Use only the best tools when you build your engine with the ARP 899-7800 Piston Ring Compressor (3.780" Bore). ARP has specially designed this Compressor to fit the specific bore size of your engine. This Piston Ring Compressor is a must-have in your shop! Each Piston Ring Compressor is CNC machined from from 6061-T6 billet aluminum tube material.