This special Battery cable is designed for the 180 Diesel with dual Batteries that are positioned end to end. Two Positive terminals approx. 7" apart from one another on one end connect the two Positive terminals together. A "flag" terminal is in the middle, and a heavy solid copper 3/8" eyelet to the Starter motor. Designed to couple both Batteries together. Heavy 1 gauge Marine fine stranded cable for superior power transfer!