Harder when full throttle is applied. In some cases engine runs very smooth, because of the lowered transfer pump pressure. Engine may die when left to idle. The kit will fit any of these machines which have DPA pump fitted on the engine. Still not sure will this kit fit your pump?Please compare visually the build of this pump and top cover with yours, or send us your pump number, and we will check for you. The item "OVERHAUL DIESEL INJECTION PUMP REBUILD KIT DELPHI TRACTOR CAV OEM LUCAS GENUINE" is in sale since Monday, March 21, 2016. This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Tractor Parts".sales" and is located in EUROPE. This item can be shipped worldwide.