Fling part

local player = game.Players.LocalPlayer
local character = player.Character or player.CharacterAdded:Wait()
local root = character:WaitForChild("HumanoidRootPart")

local testPart = Instance.new("Part")
testPart.Name = "FlingTester"
testPart.Size = Vector3.new(5, 1, 5)
testPart.Color = Color3.fromRGB(255, 0, 0)
testPart.Material = Enum.Material.Neon
testPart.Parent = workspace
testPart.CanCollide = true
testPart.Anchored = false

testPart.CFrame = root.CFrame * CFrame.new(0, 0, -5)

local bodyVelocity = Instance.new("BodyVelocity")
bodyVelocity.Velocity = Vector3.new(0, 0, 0) 
bodyVelocity.MaxForce = .(.huge, .huge, .huge)
bodyVelocity.Parent = testPart

 bodyAngularVelocity = .()

bodyAngularVelocity.AngularVelocity = .(, , ) 
bodyAngularVelocity.MaxTorque = .(.huge, .huge, .huge)
bodyAngularVelocity.P = 
bodyAngularVelocity.Parent = testPart

()

.()
testPart:()