Post by mikeh on Jul 9, 2011 11:30:47 GMT -5
g. Exhaust System: Header must be round and a constant diameter up to the last 3 inches of the pipe (2 inches from the muffler) which may contain expansion(s) to accommodate the RLV type B91.(see graphic below) No loop type exhaust. Silencers are required and must be an unaltered RLV type B91 (See Item F.) Tech will follow WKA rules for B91 muffler.
Sorry folks can't figure out how to post the grahic. Will need to look at Rev 3 of the rule book.
Sorry folks can't figure out how to post the grahic. Will need to look at Rev 3 of the rule book.