om603

Hello dear friends. I'm a young W124 owner with OM603 engine. My Rpm hits 3500-4000 at 130km/h. Is it normal? When I'm at 60-90 speed, my rpm is around 2500-2800.. And shift changes generally happen at 2500 rpm.. Is it normal? Or does it need an adjustment? And Here is my bowden cable in the...

Hi, I've been driving a W123 200d with OM615 and a 4 speed manual gearbox for 5 years now. Its burning a bit of oil and I think I'll have to rebuild it in the future. So, I'm playing with the idea of changing to a more powerful engine. Many do the 617 swap but I was thinking a step furthur...

i have a mercedes w116 with a converted 300td(om603) from a w124 -92 with a transmission with a number of 722.320.. And it shifts very hard (even when it's warm). I think it's maybe don't get any vacuum to the transmission and thats why it shifts so hard? or maybe am i wrong, so it get to...