|Production||1971-1972; 4 built|
|Body and chassis|
|Engine||mid-engine, longitudinally mounted, 4,994 cc (304.8 cu in), Repco Holden, 90° V8, NA 
mid-engine, longitudinally mounted, 4,942 cc (301.6 cu in), Ford, 90° V8, NA 
|Predecessor||Elfin Type 100 Mono|
Designed by Elfin owner/driver Garrie Cooper, the MR5 was the first car built by Elfin for Formula 5000 racing which had formed the basis of Australia's top open-wheel category, Australian Formula 1, from 1971. A total of four MR5's were built and the cars were powered by Repco-Holden 5.0L V8 or Ford V8 engines.
- Our Racing Heritage, Elfin Heritage Centre Retrieved on 19 December 2012
- New Zealand Motor Racing Championships - 1949-1994 Retrieved from www.teamdan.com on 12 November 2009