4b12 engine for Dummies
“The 4G has usually been a cast iron block and every time they went into the 4B11 they went to an aluminum block and an aluminum head – anything transformed on it,” Yaghoubian suggests. “It went from a lifter-design and style head within the 4G to your stable bucket-type to the 4B11.”My experience purchasing a car or truck from Cinch was