90-99 Mitsubishi Eclipse cams are manufactured to top-quality specs. Brian Crower high performance camshafts are ground on state-of-the-art CNC cam grinders to insure accuracy and tolerances to within .02mm. Every Brian Crower camshaft profile has been prototyped and dyno tested for proven horsepower results prior to placed into mass production. By grinding cores in high volume, Brian Crower, Inc. is able to pass the cost savings on to the end user. Make no mistake, these are top quality Supra cams at an affordable price.

All Brian Crower camshafts are checked on a high speed, sub-micron accuracy measuring gauge. The Adcole Camshaft Measuring System uses individual measuring heads for each cam journal and cam lobe, with .01 micron resolution, taking one datum point each 1/10th of a degree or 3,600 data points per revolution. Measuring camshafts for rise error and chattermark detection, this model can measure 200 parts per hour. Don't let the pricing fool you, these are excellent cams for the Eclipse/Talon 4G63T at a great price.