How Long Does LEGO® Mission Experience Pack (8450) Take to Build?
A typical builder finishes LEGO® Mission Experience Pack (set 8450, 644 pieces) in about 2 hours. Taking it slowly runs closer to 2 hours 45 minutes; building at a fast pace, about 1 hour 30 minutes.
PieceTick estimates build time from piece count, part complexity, the set’s age rating, your experience level, and how you sort pieces. Adjust those on this page for an estimate matched to how you build.