#1berettaman1991gtz wrote:I bought a aluminum flywheel to put on my turbo 2.3 quad4 I built for my chevy beretta gtz and I am ready to put the motor in but someone told that it would be a bad idea to use a aluminum flywheel on a turbocharged motor. Have any of you guys used a aluminum flywheel and had it fail and what should I use? aluminum or steel flywheel!by the way my clutch is a stage 4+ and my goal is around 600hp.