# Improves throttle response and peppiness!
# Will NOT AFFECT your cars AC/Power Steering/Alternator
# Uses the factory belt
# Can be installed in less than 30-45 minutes with only simple hand tools
# It costs just about $100 !
MPx pulley weighing in at 1.4 lbs, and the Factory crank pulley weighing in at 4.2 lbs.
More details here:
http://www.modernperformance.com/lightweight-crank-pulley-0809-caliber-srt4-p-1983.html