LEGO Dino: T-Rex Hunter (5886) Helicopter Only w Instructions 673419167109 | eBay
LEGO 5886 T-Rex Hunter Set Parts Inventory and Instructions - LEGO Reference Guide
LEGO Set 7298-1 Dino 2010 Air-Tracker (2005 Dino 2010) | Rebrickable - Build with LEGO
Might be in the minority here but personally I think the Best helicopter LEGO ever made was the Dino Attack T-1 Typhoon. What do you consider the best one they made? :
LEGO 7298 Dino Air tracker Instructions, Dino 2010
LEGO 5886 T-Rex Hunter Instructions, Dino 2010
LEGO Dino Island Recon Plane [31058] from Lego Creator Mighty Dinosaurs Extra Building Instructions - YouTube
LEGO 5886 T-Rex Hunter Instructions, Dino 2010
T-1 Typhoon vs. T-Rex : Set 7477-1 | BrickLink
Amazon.com: LEGO Dino T-Rex Hunter 5886 : Toys & Games