Whilst the P7100 conversion is on no account an inexpensive proposition (the Scheid package begins at slightly below $two,three hundred, less than the pump), the folks serious about accomplishing the swap have possibly totally experienced it Along with the VP44/electronic process or are primarily after earning additional horsepower with their truck.
Along with the cam eradicated, the remaining gear housing bolts (6 bolts protruding into the oil pan, and 5 T40 torx bolts) had been taken out as well as the equipment housing by itself was pulled off the motor.
Don’t forget that the automated transmissions supplied by Dodge over the ’94-‘ninety eight period were being very easily overmatched with the Cummins in front of them. And even though the 5-pace NV4500 is very strong, the clutch before it will waste no time slipping when it’s tasked with harnessing a lot more low-end torque.
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To be certain a great seal (and because removing from the gear housing normally damages A part of the oil pan gasket), the blokes at Flynn’s Reduce the front percentage of a brand-new Cummins oil pan gasket to fit underneath the 12-valve gear housing.
In this article we’ll discover each of the factors inside the P7100 which can be modified to enhance its general performance. We’ll begin with the mods that gained’t cost you a dime, but which will add over a hundred hp. Then we’ll take a look at The inner upgrades that will consider this pump from moderate to wild.
Just what exactly’s involved with the P7100 swap? Dozens of various parts, a large amount of time and a great deal of do the job! Luckily for us, Scheid Diesel gives finish conversion kits to produce the procedure as seamless as possible.
Subsequent, the throttle bellcrank was unbolted and thrown into the wayside. Then Bosie removed the crankcase breather through the front protect, along with the manufacturing unit oil catch can.
Following diligently finagling the factory cam back again into spot, the crank-to-cam timing marks have been lined up effectively as well as the cam equipment bolts were being torqued to eighteen ft-lb. While the cam was cleaned in advance of currently being reinstalled, no assembly lubricant was employed.
As the bolts that secure the front cover for the equipment housing are of various lengths, Bosie drew a diagram on the entrance go over with a bit of cardboard and placed Just about every bolt about the diagram as it was faraway from the entrance deal with. This was carried out to help simplify the reinstallation approach.
Once the pump lock was spun about, the pump gear can be torqued to spec. By using a assisting hand retaining the crank from turning, buy PPUMP token the pump gear nut was tightened to a hundred and forty four ft-lb.
A chance to gas at higher rpm is what opens the doorway to all types of horsepower possible While using the twelve-valve engine. It’s crucial that you Observe, nevertheless, that stiffer valve springs have to be mounted in the head if you propose to spin the motor beyond three,five hundred rpm or run big boost.
It’s value mentioning that injection stores (Scheid, In such cases) will consider VP44 pumps in as cores, which helps redeem a little bit of the money you shell out over the conversion.
As the P7100 calls for engine oil to lubricate the governor springs and weights (in contrast to the VP44, which can be lubricated exclusively with diesel gas), an exterior oil feed line is plumbed in.