Originally Posted by
Rick Davis
Aren't INS boxes in the ROAR rules???
9.3.7 Inlet Noise Silencer device "INS" box shall be required for level 3,4 and 5 event for on-road 1/8th scale competition. Roar will maintain an approved list of acceptable devices available on the "Approvals" area of the ROAR web site. No performance modifications will be allowed to the INS box. Modification will be determined by comparison to sample device as provided by the manufacturer and under control of a ROAR representative. Tolerance for this purpose will be +/- .1mm.
Bah humbug. Looks like I get to go buy more stuff.