I tried requesting this ROM hack, but I got rejected due to "contact the moderators and have them add it manually for you". My run of the game was 4 random tracks with items. More information about the hack can be found here: https://wiki.tockdom.com/wiki/Insane_Kart_Wii. It has over 3,000 tracks.

My run can be found here: 

https://www.youtube.com/watch?v=ZVPsgp5F7yY

Insane Kart Wii

Glitchedblood

Mario Kart ROM Hacks

CTGP Revolution

Mario Kart: Double Dash!! 200cc

Mario Kart DS N64 Circuit

CTGP 7

CTGP-Universe

Mario Kart DS Deluxe

Super Mario Kart DS

Super Mario Kart 64 Plus

Ermii Kart DS

Mario Kart Fusion

CTGP Nitro

Variety Pack

Super Spongebob Kart

Mario Kart 64: Amped Up

Mario Kart Wii (Exploration Mod)

Mario Kart Riibalanced

Mario Kart DS Hack Extensions

Mario Kart Z

Mario Kart 64 Mega Mushroom Blast

NijiKart DS

Mario Kart Midnight

Mario Kart Wave Rush

Koopa Kart Wii

Mario Kart Wii: FNaF Pack

Mario Kart Midnight 2

CTGP Deluxe

CTGP DS

Pony Kart DS

Mario Kart DS Beta & Custom Track Extensions

Super Nintendo

Nintendo 64

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New Nintendo 3DS

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MKWilliam

Sizzyl

Pikalex04