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Zac Heard is a competitive kart racing driver from Australia, currently ranked #1 in the world in the KA3-SR category with a WKR Rating of 205.3 from 2 counted races. Rankings by World Karting Rankings, updated August 3, 2026.
The KA3-SR world classification currently lists Zac in P1 among 38 ranked drivers, with a WKR Rating of 205.3 built from 2 counted races — a top-10% position worldwide.
In the fight for KA3-SR positions, Zac holds a 19.9-point margin over Zach Findlay (P2).
Races this driver has competed in that are in our database and count toward their WKR rank — these are participations, not race results.
Zac Heard has 2 counted race participations across 2 events in KA3-SR recorded in the WKR database. Zac Heard currently holds world rank #1 in KA3-SR with a WKR Rating of 205.3. Compare with other drivers from Australia on the drivers list.
| Date | Race |
|---|---|
| 04 May 2026 | AKC 2026 R2 Murray Bridge |
| 15 Mar 2026 | AKC 2026 R1 Coffs Harbour |