2011 Trans-Am Technical Bulletin 2 - SCCA Pro Racing

2011 Trans-Am Technical Bulletin 2To:From:Trans-Am ParticipantsKirk Ready, Trans-Am Technical ManagerE-Mail: kready@sccapro.comDate: January 28, 2011Regarding:Highlights of 2011 Rule ChangesThe 2011 Pro Racing Regulations are now available online at http://www.scca.com/contentpage.aspx?content=69.Print copies will be mailed to competitors with registered vehicles.This Technical Bulletin summarizes some of the major changes to the PRR related to Trans-Am, and is onlyintended to assist in understanding the changes to the PRR.Reading this Technical Bulletin is not an adequate substitute for reading the 2011 PRR.Electronic VersionThe PRR posted online will be updated throughout the season to reflect changesmade in Technical Bulletins. We recommend using the electronic version as it willprovide users a complete, up to date PRR.The bookmarks available in the electronic version can now be expanded anadditional level, to aid in quickly locating rules.References to other PRR Articles are highlighted in green, and can be clicked tojump directly to the referenced Article.The on-line version of the PRR highlights all of the changes in red.Rule ChangesBelow is a summary of major changes to rules as they pertain to the Trans-Am Series.All Trans-Am classes (TA, TA2, TA3) must comply with the following areas of the 2011 PRR.• Article 1: Covers general rules that apply to all of the series and classes in SCCA Pro Racing.• Article 4: The parts that apply to all Trans-Am classes include 4.1,4.2, 4.3, 4.4, 4.5, 4.6, 4.11• Article 4: These parts apply only to the specific Trans-Am classes♦ 4.7 Applies to the Trans-Am♦ 4.8 Applies to the TA2(GT2 based)♦ 4.9 Applies to the TA2 (GTA based)♦ 4.10 Applies to the TA3• Appendices A-Q: This area applies to all Pro-Racing Series.The Latest Version of the 2011 Pro Racing Regulations are always available online at:http://www.scca.com/contentpage.aspx?content=69Page 1 of 3

2011 Trans-Am Technical Bulletin 24.6.3.4 An FIA approved dry-break coupler must be installed. (See Appendix M), Contact the Technical Managerfor supply source.4.6.3.5. Unleaded fuel will be required for the 2013 season, and as early as 2012.4.6.5.1. Traction control is not allowed. (This became a rule part way through the 2010 season)4.6.6 SCCA Pro Racing will be using on-board GPS Based Data Monitoring. Selected teams must install thesystem. (This became a rule part way through the 2010 season, but was not used)4.7.5.15.1. A maximum compression ratio of 12:1 and maximum 8200 RPM limit will be required for 2013, and asearly as 2012.4.8: TRANS-AM 2 CLASS (GT-2 BASED)This is a very short article that basically refers the competitor to the 2011 GCR for the GT2 rules.4.9: TRANS-AM 2 CLASS (GTA BASED)This section contains all the specific rules for these cars.4.10: TRANS-AM 3 CLASSThis is a very short article that basically refers the competitor to the 2011 GCR for the GT3 rules.4.11: TEST PROCEDURESThe fuel and sound testing procedures are covered. (They are the same as 2010 but are now in a differentarticle)The Latest Version of the 2011 Pro Racing Regulations are always available online at:http://www.scca.com/contentpage.aspx?content=69Page 3 of 3