WhatClassAmIAutocross Classing Guide

SCCA® Solo classing — unofficial guide

What autocross class is a Mazda RX-8?

CSStreetDSTStreet TouringDSPStreet PreparedFPPrepared

A stock 2004–2011 Mazda RX-8 runs in CS (Street) under the 2026 SCCA Solo Rules. Built to Street Touring allowances (within DST tire and wheel limits), it runs DST.

Class by preparation level

Stock (Street)CS
Street TouringDST
Street PreparedDSP
Street ModifiedSM
PreparedFP

A “—” means the car isn’t listed at that level; a build lands in the least-prepared category its modifications allow.

Also eligible for

XA/XBXtreme StreetXPX Prepared (open)

From the 2026 rulebook (Appendix A)

Street: 'RX-8' under Mazda in C Street. ST: 'RX-8' in DST. SP: 'RX-8' = DSP. P: 'RX-8 (Renesis; bridge or peripheral porting allowed)' = FP.

Unofficial guidance verified against the 2026 SCCA® Solo® Rules — always confirm against the current rulebook before competing. Classing data cites the exact Appendix A wording it relies on. Spot an error? Report it on GitHub.