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The Gentleman's Express: Tech-Tips from the JIOC

Table of Contents

Oil Pumps, Replacement and Hi-flow

Author: TECH

Bearing wear may not be the main reason for low oil pressure in your Interceptor. When last did the mechanic look at the oil pump. They don’t last for ever and wear of the rotor sideplates allows backflow to degrade pump delivery.

The Chrysler oil pumps specified for the engines are as follows:

SeriesOriginal Recommended
G & H28085104026291
J & Series 436856524026191

A high flow oil pump by Direct Connection with 25% more capacity is available under their part number P4286590. If you want full race, try their Milodon aluminum assembly (P3690039) and the complete dual line system kit (P3412026).

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Contents copyright 2008, 2009 - Jody F. Kerr

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