Dr HMS Derv Destroyer
ClioSport Club Member
MK1DCi/vivaro/REN’11
yeah ZX1 stuff. proper friction reducer. its whats in my D'sastra's gearbox
if its helped my astra's box last with the strain its under and stopped thr second gear crunch... id say its worthy of a 172 boxI'll give that a go then as long as it doesn't f*ck with the box in any way.