DITTO ON EVERY POINT MICHAEL JUST SAID ABOUT YOUR ENG, STAY WITH THE DELTA CAM IT IS A MUCH BETTER GRIND FOR THE 2.6 THAN THE OTHER ONE, IF YOUR CRANK SHAFT IS GROOVED , I DO HAVE THE SEAL REPAIR KITS IN STOCK FOR THE FRT AND THE REAR OF THE CRANK, AND YOU CAN STILL USE THE STOCK MAIN SEAL WHICH I WOULD HIGHLY RECCOMMEND, THESE REPAIR SLEEVES THAT I HAVE FIT SO TIGHT AND SURE THAT YOU CANNOT SEE THEM ONCE INSTALLED AND ARE EASY TO INSTALL AND I HAVE NEVER SEEN ONE THEM WEAR OUT , NOW THE SEALS WEAR OUT INSTEAD OF THE CRANK SHAFT , ALLSO THESE ARE NOT THE TYPICAL AUTO PARTS RINGS THESE FIT AND THEY WORK AND THEY ARE STAINLESS STEEL , JERRY