Where in the world are you - Melvyn Rutter can help as can H.O.England Morgan and Keith at BHM as per link below.

http://shop.morgan-cars.com/product.php?productid=342&cat=37&page=1

They are a very good dealer and Keith has all the engineering knowledge if you have any further questions.

2009 4/4 Sport Henrietta
1999 Indigo Blue +8
2009 4/4 Sport Green prev
1993 Con Green +8 prev