GM Delco EST Ignition Upgrade kit for 4.3 V6 engines with the obsolete Mercruiser Thunderbolt IV ignition system. Kit Contents: Reman GM EST Distributor w/ GM D1965A module and cast gear New EST style ignition coil w/ riveted marine bracket AC Delco Spark plug wires/distributor cap/rotor MMLLC coil harness MMLLC distributor harness MMLLC shift kill line harness MMLLC shift kill load harness MMLLC set timing harness (1) 14-16 ga butt splice/heat shrink (coil power) (2) female bullet terminal (tachometer, shift kill load side) (2) male bullet terminal (shift kill line side, tachometer) (2) 3/8”x 16 bolts, flat washers, lock washers System upgrade label MMLLC bumper sticker Lifetime warranty to original purchaser in USA. All others 1 year!!! Warranty covers parts only, labor and shipping excluded. Must return entire distributor/coil system for warranty replacement (do not remove sealed module)

To order, contact: sales@moccasinmarine.com