non intercooled Power driven diesel budget builder 5x12 injectors for a  first gen cummins. 

These are good for 500+ hp. They come with sleeves. Your cores are needed but only some parts of them can be reused so you will only receive $75 back as opposed to $150 for late 1g injectors. If you have these available you can get the full core refund of $150. Postage paid return shipping. 

Core charge 160.00 will include a return label.