Spoke with a tech rep with KB and he said you have to use a magnum piston in a magnum motor. The connection rods are different between the 2 motors. He said to use the KB 372030-8 set from Summit. What type and brand of rings should I use?


My car 74 Duster mild 360/904/3.91 13.44/101.54 Son's car 75 Dart Sport 318/904/4.10 looking for a 360 or 408 2004 Dodge Ram 1500 Laramie 5.7 2010 Dodge Challenger R/T Classic B-5 6 speed 2010 Jeep SRT8 for the little wife