Description
ARP 100.00 mm Bore Piston Ring Compressor Tapered Billet Aluminum Black Anodize Each White 1 1 4 Inch 12 O Ring Inlet WEI7155 1 1 4 Inch 12 O Ring Inlet 4 Topin Module With Dwell Control Triggers At 75 R Product Description: and widely acclaimed by professional engine builders