Editing AMC Gremlin (section)

=== Electric ===
[[File:Seattle City Light Superintendent Gordon Vickery with prototype electric car, 1973 (34772918810).jpg|thumb|upright|[[Seattle City Light]] Superintendent Gordon Vickery at [[charging station]] for the electric Gremlin]]

The [[Apollo Energy Systems#AMC conversions|Electric Fuel Propulsion Company (EFP)]] of [[Ferndale, Michigan]], produced a number of electric cars including the AMC Gremlin based, two-passenger '''X-144'''. Introduced in 1973 it featured a {{convert|20|hp|kW|0}} [[direct current]] motor fueled by a 144-volt [[cobalt]]-[[lead]] [[Rechargeable battery|storage batteries]] designed to reduce the formation of harmful gases during recharging, as well as a regular 12-volt battery to operate the cars lights, horn, and heater blower.<ref>{{cite book |last1=De Waard |first1=E. John |first2=Aaron E. |last2=Klein |title=Electric Cars |year=1977 |publisher=Doubleday |isbn=978-0-385-00962-1 |page=[https://archive.org/details/electriccars0000dewa/page/68 68] |url= https://archive.org/details/electriccars0000dewa/page/68 }}</ref> Performance was claimed to be similar to a base gasoline Gremlin, including a top speed of {{convert|60|mph|0}}, but with a calculated lower cost per mile for the X-144 over five years and {{convert|20000|mi|km|0}} of use.<ref>{{cite book|last=Reardon |first=William A. |title=The energy and resource conservation aspects of electric vehicle utilization for the City of Seattle |year=1973 |publisher=Battelle Pacific Northwest Laboratories |pages=27–28 |chapter=Electric car versus the present }}</ref>

Inventor "Cotton" Whatley of [[Wichita Falls, Texas]], offered an unknown number of modified electric Gremlins for sale through various dealerships between 1973 and 1978. Whatley's Gremlin Electric had a top speed of {{convert|50|mph|0}} and a maximum range of {{convert|50|mi|km|0}}.<ref>{{cite news|last1=Knight |first1=Bridget |title=Gremlin Electric died with its namesake car |url= http://www.timesrecordnews.com/topstories/back-in-the-day-gremlin-electric-died-with-its-namesake-car-2898277b-217f-103c-e053-0100007f37a5-366555361.html |agency=Times Record News |date=26 January 2016 |access-date=17 November 2017}}</ref>