Installing 4.6 with shorty headers.
Can you install the 4.6 with the headers mounted on the motor or do you have to wait and mount them after the motor is installed. 2003 vert is where I am installing
03 Sonic Blue CONVERTIBLE W/STYLE BAR AND SPEEDSTER COVER AND 18X10W/275/35 REAR AND 18X9W/245/45 FRONT. OFF ROAD X-PIPE 40 SIERIES FLOMASTERS AND CAI.