05-01-2014, 09:54 PM
That sounds EXACTLY like a piston hitting a valve. 
doesn't sound like incorrect pump timing, I've had mine way too advanced before and it knocks on all 4, this is obviously a problem with one cylinder.
Unless you have a leaky injector, and the diesel down the bore is preigniting on one cylinder?

doesn't sound like incorrect pump timing, I've had mine way too advanced before and it knocks on all 4, this is obviously a problem with one cylinder.
Unless you have a leaky injector, and the diesel down the bore is preigniting on one cylinder?
A moments silence please, for our brothers in the NAD-zone.