Quote:
	
	
		| 
					Originally Posted by Treeve  exactly - at the engineer's discretion, not written down in a rule anywhere that you must have them. | 
	
 just noting that Snakesaway is not going through engineering but is concerned with the day to day treatment of his sidepipes on an existing car in Victoria 
consequently VSI 8 looks (to me) like the best reference
section 6.2 says
	Quote:
	
	
		| - no exhaust system whether it be functional or ornamental is to be mounted in such a manner as to create a hazardous situation particularly from hot surfaces or projections | 
	
 so while it is technically true that it is not written down anywhere that you must have them - for Snakesaway's circumstance it may be a little hard to avoid
roll on
