Mitsubishi K3E, K4E piston & ring kit with wrist pin std Mitsubishi K3E, K4E piston & ring kit with wrist pin std $187.50 Enter Quantity SKU: W-8133-EPRS-K3ESTD Fits: Mitsubishi tractors: MT2501Note #1: with mitsubishi: 'K3E, K4E' engine model #