Pack seal high engine AIRSAL for kit 50cc SPORT mono-segment Ø39.9mm DERBI euro 3 & 4

The top to refurbish your high engine, in case of loss of compression, coolant, air intake ... Or with each disassembly / reassembly, here is the complete AIRSAL seal pack, it is placed on the high engines kit 50cc AIRSAL SPORT 39.9mm on DERBI euro 3 and euro 4 engine in mono-segment only (also exists for the bi-segment).