Sorry for not getting back earlier.
The issue was to much load on the clutch fork from the slave cylinder.
took it back to the mechanics the day after i posted on here and when i told him it was still slipping, he said it could only be the load on the fork.
simple fix.
cheers.
Hi all, Originally i took my spain built 06 2.5 yd navara into the shop with air leaks in the induction/turbo system, and the turbo seemed to surge, leaks were just hose connections and gaskets for the turbo, got it back and the clutch was slipping, ( was told it had a new one fitted before i...