MSD 8746 RPM Module Kit (6000 to 6800)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Five different modules provided</li><li>200 RPM even increments</li><li>From 6000 to 6800 RPM</li><li>Set a different RPM limit for the launch or overrev</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31SClnx3KmL.jpg" noproxy>