Originally posted by 87gninpa
The 42.5's would be fine, its just the spray pattern makes them not so pleasant at idle and in normal drving situations. i had them on my car with my t61 and they were fine, but i noticed a huge improvement at idle and in drving when i went with the MSD 50's. if you have the cash definately go with the 50's, they're a great injector
With a good chip, the idle and driveablity will be just like stock with the 42.5s. Jay Carter makes some killer chips for the 42.5s that idle and drive like a champ!