"Driven home" (the point) No OHC V engines!!!

The Colorado has a timing chain in the back of the block also. That's what I heard. Have you considered a D100?
images?q=tbn:ANd9GcS24rYXB0x5t48_pL_Wli1YbHoIXN96vlhN2Q3lvk_i2fNbhoUv.jpg