Fuel Vaporization?
These cars are reported to suffer from fuel vaporization when the weather is particularly hot. I found that during recent hot summers, when parking the car for, say 5/10 minutes, difficulty would be experienced within five seconds or so after starting normally, the running being very erratic, without power, necessitating kurb-side throttle blipping for up to half a minute before normality resumed. Starting straight away after parking or leaving the car for longer periods was without problems. Reading the Octagon magazine it seemed that a heat shield between carbs and manifold would solve this problem. I made one from two pieces of aluminium sandwiching a 1/8 Hallite gasket. The results were slightly better; but I did not consider the problem cured. This was 1994. During the summer of 95 I travelled from Sheffield to the Lincoln Steam rally, a distance of about 55 miles. On arrival I found the classic cars were heading for the arena (display was brought forward) so without stopping I po
