Motorcycle Industry Council (MIC) Sound Test Manual
E-mail us at trailhead@nohvcc.org or call (800)348-6487 to obtain a free copy.

The information contained in this manual is for those interested in the effective and economical enforcement and evaluation of off-highway motorcycles and ATVs in the field. The manual details the entire procedure for implementing the SAE J1287 sound test which is used by most land management agencies throughout the country. The manual also contains sound data and RPM testing levels for a wide variety of off-highway motorcycle and ATV models and years.
This RPM list is updated quite frequently with inserts or you can go to the Motorcycle Industry Council downloads page for the latest updates.
SAEJ1287
The sound testing procedure for off-highway vehicles is defined by the Society of Automotive Engineers and is their J1287 standards. While we recommend sound test training before attempting to do sound testing, if nothing else to answer people's questions, we thought you might like to see the SAE's written procedures.