ARP's new 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 3/4in. high numbers for easy identification. standard stocking sizes from 3.552in. to 4.750in. (SAE) and 75mm to 100mm (metric). The true radius design is far superior to conventional tapered devices, and widely acclaimed by professional engine builders! This is truly the very best piston ing compressor on the market today.

More From This Category

ARP Ring Compressor, Tapered, Billet Aluminum, Black Anodized, 4.065 in. Bore, Each

ARP Ring Compressor, Tapered, Billet Aluminum, Black Anodized, 4.065 in. Bore, Each

$121.18

COMP Cams Pushrod, Straight Tube, Chromoly, Ball Tips, 9.200 in. Long, .165 in. Wall, 7/16 in. Diameter, Set of 16

COMP Cams Pushrod, Straight Tube, Chromoly, Ball Tips, 9.200 in. Long, .165 in. Wall, 7/16 in. Diameter, Set of 16

$526.26

Powerhouse Drill Press Flange, Valve Spring Tester Accessory, Each

Powerhouse Drill Press Flange, Valve Spring Tester Accessory, Each

$52.21

Powerhouse Crank Rotation Nut For Chrysler V8

Powerhouse Crank Rotation Nut For Chrysler V8

$72.35

COMP Cams Pushrod, Hi-Tech, Chromoly, Heat-Treated, 9.300 in. Long, .080 in. Wall, 3/8 in. Diameter, Each

COMP Cams Pushrod, Hi-Tech, Chromoly, Heat-Treated, 9.300 in. Long, .080 in. Wall, 3/8 in. Diameter, Each

$28.65