Collar (left) inspection CMP code 571011 found collar cracked at LBL 44.0 Resolution: Removed cracked HI-lite Collar at LBL 44.0, and installed new Colter P/N IIST70-8. All maintenance performed IAW Gulfstream GIV ASC 446 AMI. Billing Method Hours Rate Total Labor USD: Time and Material ST 0.47 @