Imagine your D4's transmission in a parts washer with no view of how the pieces should fit together, or with no list detailing if you have all the parts. The Parts Manual for your Caterpillar will hel...
Have a D4 7u caterpillar--old perhaps 1950. The intake manifold on the diesel engine is heated with the exhaust from the pony engine. The exhaust from the pony engine runs through the diesel intake manifold to preheat in coming air for the diesel. The pipe where the exhaust exits the manifold is busted.
CATERILLAR D4-7U BULLDOZER PONY MOTOR . FACTS AND SPECS OF THIS GREAT BULLDOZER . The D4 actually started around 1937 with a G4 Series then evolved into the 7U Series of the 1940s and 1950s. The Caterpillar Company continued to build new D4s right up till now and they are a great machine.
CATERILLAR D4-7U ONE OF THE GREAT CATERPILLAR BULLDOZERS. FACTS, SPECS & INFO ON THIS GREAT BULLDOZER . The D4 actually started around 1937 with a G4 Series then evolved into the 7U Series of the 1940s and 1950s. The Caterpillar Company continued to build new D4s right up till now and they are a great machine.
d315 engine, same as used on the d4 6u/7u: caterpillar d4 2t crawler dozer good running diesel engine s.e. seized: d4 2t 225w good tracks, full tinware on track frames arrived 05/10 : d4 magnetos fits all models of d4400 and d315 engines d4 models 4g, 7j, 2t, 5t, 6u, 7u 955 12a trackloaders model 112 graders with starting engines mounted on top ...
In 1947, a revised D4 (6U/7U) model was introduced, and it was equipped with the Cat D315 four-cylinder diesel engine rated at 48 belt-horsepower. Both engine variations on the D4 proved very popular in the marketplace, and with regular updates in horsepower remained on the product line all the way up to 1959.
Early 90’s Cat D4H TSK Grapple Dozer Estimated hours 4300. Hour meter broken Fixed grapple with winch Open ROPS Cab Rebuilt engine with warranty (20 hours ago) New pins & bushings in blade Undercarriage at 85% with fresh track chains New transmission pump Runs very good.
cat d4 7u 39395 in for parts 4/15 2 valve hydraulic unit: cat d4 7u 39395 angle blade came in without cylinders: cat d4 7u 39395 no starting engine engine rotates need to install starter 24 v to test run: cat d4 7u 39395 angle blade moldboard 6f model cat angle blade: good running d315 diesel engine 1500.00 outright sold: d4 model d4 7u8942
Cat parts greatly improve engine performance and reliability and reduces overall owning and operating costs. GET THE RIGHT FIT. Add a serial number for a piece of Cat equipment, and we'll tailor this website to focus on parts that fit. ...
Hello i'm new to the forum. I have a D4 serial number 7U39193. As best i can tell this has a d315 engine on it. It has developed a nocking noise and i have two questions. First what is the correct points gap setting for the pony motor and second where can i find an overhaul kit for the diesel engine?