SuperNats XXV


2023 Winter Series

2023 TBA

2022 Pro Tour


SKUSA Mexico


PKC California


Texas Sprint Racing


Superkarts! USA - Rulebook & Updates

Please make sure you have the most current version of the rulebook.  We will always update the rulebook and detail the changes below.

alt 2022 SKUSA RuleBook
Current Version: 4/20/2022

IMPORTANT: There was a substantial amount of work into this version of our rulebook. We HIGHLY ADVISE that you review the Rulebook in its entirety to familiarize yourself with it. The changes this round were too numerous to highlight in yellow as we previously have, but we will continue to do that moving forward in addition to adding a change log.

The engine supplementals that used to be below, have been integrated into the current rulebook.
alt Engine Spec: IAME SKUSA Shifter Engine (SSE)
Current Version: 11/12/2020
alt Engine Spec: X30
Current Version: 12/23/2021
alt Engine Spec: KA100
Current Version: 04/11/2022
alt Engine Spec: IAME Mini Swift
Current Version: 11/12/2020
alt Legacy Spec Honda Shifter Rules
Current Version: 01/01/2022

Rulebook Updates

81 X30 Engine Weights Adjusted for TaG Senior & TaG Master Monday, 16 June 2014
82 ROK TT Supplementary Ignition timing procedure Tuesday, 06 May 2014
83 Rule exception granted for Pro Tour SpringNationals - Honda Cylinder Declaration Friday, 25 April 2014
84 IAME X30 Engine Update: Approved for SKUSA Competition starting 6/1/14 Wednesday, 02 April 2014
85 SKUSA Rulebook Updates as of 2/11/14 Tuesday, 11 February 2014
86 Motori 7 Granted One-Year Reprieve in SKUSA Competition Monday, 06 January 2014
87 SKUSA Class and Technical Rule Changes for 2014 Monday, 30 December 2013
88 SKUSA Rulebook Updates and Clarifications Thursday, 24 October 2013
89 SKUSA Rulebook Updates and Clarifications Tuesday, 20 August 2013
90 SKUSA Rulebook Updates and Clarifications Sunday, 09 June 2013
91 SKUSA Announces Rule Change Regarding Weights for Rotax Engines in Tag Senior and Tag Master Wednesday, 05 June 2013
93 Rule Update Regarding Spec Honda Exhaust Pipes Wednesday, 24 April 2013
94 Important announcement regarding Mini ROK pistons Wednesday, 10 April 2013
95 Attention SKUSA Rotax competitors Thursday, 28 March 2013
96 Rule Updates Regarding Tire Bar Codes and Changing Honda Cylinder Group Saturday, 09 March 2013
97 Updated Mini ROK PDF and Supplemental Rules effective January 1, 2013 Sunday, 06 January 2013
98 Rule Updates: 10.5.6 Protests, 10.5.7 Appeals, Exhaust (TaG) Friday, 04 January 2013
99 2012 SKUSA Tech Updates/Clarifications: MY09 Leopard and Motori 7 Sunday, 04 November 2012
100 Rule Update: Mini ROK Air Filter Friday, 12 October 2012
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