Injector worn out or a blowing valve also check the turbo and injectors copper sleeves and all the o'rings please feel free to contact me...
12 years working as a Volvo specialist when I was still doing apprenticeship the d12a 420's was almost all that we worked on please feel free to...
Is it having a hard start? Is there any smoke from the exhoust or from the breather pipe, Dit you check and re adjusted the injection rockers, it...
Check the nun-return or overflow valve it is situated at the top left hand side off the engine at the back off the cylinder head feel free to...
The low wheel on the crankshaft does not fit one way check it has a small play when you fit pow wheel hand tighten all the bolts then turn the pow...
I can help you sir give me a call jp brandow +27798746962 I live in south Africa have been spesializing in Volvo 12 years
Check the camshaft low wheel as well as the flywheel pick-up wheel jp brandow +27 79 874 6962