but could provide you with a reasonable starting point:
section 1 (top of pic) from headlight bolt 27mm
fixing centre 6mm from tip or 21mm from bend
42 degree bend
88mm
42 degree bend
92mm
centre of twist at approx 58mm (approx 5mm either side of centre)
fixing centre 7mm from tip
overall length 217mm
width at widest point between parallel pieces 52mm
thanks to funkatronic for the pic and measurements