JUN AUTO Lightweight Chromoly Flywheel – Nissan 300ZX 1990-1996 NA Z32 VG30DE – #2001M-N019. Made in Japan. Weighs only 6.8kg/14.96 lbs, compared to the stock flywheel weight of 9.7kg/21.34lbs. JUN’s unique lightweight flywheels use a one piece full chromoly design for incredible strength and reduced weight. Each JUN lightweight flywheel is specially engineered, and the weight of each flywheel has been calculated according to the engine characteristic and vehicle to provide the greatest balance of performance for the street/sports use car.The JUN lightweight flywheel has reduced mass, and provides an excellent compromise of throttle and acceleration response, while retaining low end torque.Full chromoly steel construction is forged from one single piece of material, offering incredible strength, and are extremely well balanced for even mass distribution, which is not available in most other flywheels.The reduced mass improves throttle response, acceleration, and helps recover power lost from drivetrain losses associated with the higher rotating mass of heavy factory flywheels. Fits 300ZX 1990-1996 non turbo.