| 2010 AKA Manual - Addendum 5 Issued: 9th February 2010 The following amendments have been approved by an NKC postal vote and are effective immediately. 1. Additional wording added to rule 28.33.1 Chapter 28 - Formula Rotax 125 Amendment is as follows: 28.33 Exhaust System: 1. Must be as supplied by ROTAX and cannot be modified except for; a) The replacement of the silencer matting material with one piece of genuine Rotax matting, approximate size is 480mm x 280mm. (The fitting of additional matting material is not allowed.) b) The use of threaded fasteners in place of rivets for securing the silencer end cap. c) Modifications to fit an exhaust probe are permissible as per Rule 25.09.7
2010 AKA Manual - Addendum 4 Issued: 9th February 2010 The following amendments have been approved by an NKC postal vote and are effective immediately. 1. Additional wording added to rule 35.21.1 2. Delete existing rule 35.21.9 from the 2010 AKA Manual. Chapter 35 - Formula JMA Amendments are as follows: 35.21 Exhaust System: 1. Must be as supplied by ROTAX and cannot be modified except for; a) The replacement of the silencer matting material with one piece of genuine Rotax matting, approximate size is 480mm x 280mm. (The fitting of additional matting material is not allowed.) b) The use of threaded fasteners in place of rivets for securing the silencer end cap. c) Modifications to fit an exhaust probe are permissible as per Rule 25.09.7 35.21.9 - Deleted (February 2010). | 
