1-C-15, C15 ACERT, 3406E, C-12, C13 ACERT engines overhauled and in stock, ready to ship with Cat OPT warranty available up to 4 years, unlimited miles., Our machinist meticulously sets the liner projection on all 3406 and C-15 engines to 0.005" for maximum durability and reliability., Financing available for up to 36 months., Call for Details