2.5L DOHC V6 Ford Probe and 626 MX6 and Mazda Millennia The 1999 through 2003 have non-hydrolic or manual adjuster KL101,KL1A1, KL31-101, KL31-1A1 2.3L 2,245 CC'S, DOHC, MFI, MILLENIA, MILLER CYCLE SC 1994-2001 Casting KJ101 KJ1A1