What is the best 1.9 TDI engine code?
What is the best 1.9 TDI engine code? The best 1.9 PD of all is the 130 PS AWX/AVF (designations for N-S installation) but there are of course E-W derivatives of the same engine with differing codes. The 130 PS PD will give the economy of the 105 PS version if you wish - or very useful performance in the real world of low speed torque. Is the 1.9 TDI an interference engine? The ALH engine code TDI is an interference engine (a.k.a. non-clearance engine). Close tolerance engine designs allow for the cylinder head valves to hit the top side...