square or round? Buy some massive funnels and cut em down to suit if round
If square you could look at getting a sheet metal place to knock you a couple up out of galv perhaps. Or if you have access to tin snips / rivits etc, DIY.
I used PVC gutter fittings , you can shap them by heating them up with a heat gun , I made mine fit to the spotlight hole on the starlet
EP82 Starlet GT club race car;
best time around Manfield to date : 1:19:91
"Understeer" is when you hit the fence with the front of the car.
"Oversteer" is when you hit the fence with the rear of the car.
"Horsepower" is how fast you hit the fence.
"Torque" is how far you take the fence with you.