Arlen Ness Titanium Rocker Box Bolt Kit Cartridges Each hidden breather is o-ringed

Each hidden breather is o-ringed at the heads and exits at the mouth of the injector/crab to provide efficient engine breathing

1988 - XLH883D Sportster 883 Deluxe

2002 - FLSTS Softail Heritage Springer

Amazingly small

all carry compliance

Arlen Ness Titanium Rocker Box Bolt Kit Cartridges Each hidden breather is o-ringedArlen Ness Titanium Rocker Box Bolt Kit These 12 Point rocker box bolt kits are CNC machined from solid Titanium! Each titanium 12 Point bolt features a spot drilled bolt head & lightning hole design on the bolt flange Reduced weight over factory & stainless steel hardware Kit includes all needed bolts for the engine's front & rear rocker box covers Available in black, gold and polished Check out our ARP 12 point hardware kit for rocker boxes. Fitment