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Rule Update

April 11, 2018 - 721.11 : Head Gasket  a. Unaltered B&S part #555723 is the only head gasket allowed. b. Minimum thickness allowed is...

DECEMBER 2017 NEWS ARCHIVE

December 18, 2017 - (02-24-17) 2017 CHEST PROTECTORS / HELMETS (02-27-17) BRIGGS AND STRATTON 206 / ANIMAL / M-SERIES / WORLD FORMULA AIR INLET...

2017 RULE UPDATES

December 1, 2017 - 02/22/2017 Revision to IKF Rulebook Section 722 Stock International Class Engine. View PDF here. 02/13/2017 Section 105.1.6.3.6 Chest Protection Change...
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