Get a new 'El Chapo' chassis. Built using a JJ custom-cut nose, and R-Geo guide tongue, pans, and Z-Poid motor bracket. .062" rails.
$89, Threaded axle, add $7.
Includes free rear axle and ball bearings and also the famous JJ warranty..
Vinny Cafazzo recently won the NERR Can Am race at Bristol 1010 Raceway using a custom-built Jersey John "El Chapo" chassis.