Black under-cylinder plates left and right for Volkswagen type 1 engines with J-tubes

Pair of under-cylinderair guide plates
Left and right sides
These cooling plates are essential forevacuating hot air when J-tubes are used to replace heater boxes.
They help direct the flow of air down the cylinder heads, so that hot air can be properly evacuated towards the rear of the car when J-tubes are fitted to heaters.
Fit between the original under-cylinder plates and the cylinder heads.

For VW Beetle, Karmann-Ghia, Combi Split and Bay Window, 18, type 3
With type 1 engine without heater box