Access to Oil Filter & Drain Plug

Discussion in 'Dodge Challenger General Maintenance' started by SRT-Tom, Nov 20, 2018.

  1. SRT-Tom

    SRT-Tom Well-Known Member Staff Member Super Moderator Article Writer

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    The fact that Wix makes the SRT oil filter is common knowledge on the Viper forums.

    Here is an excerpt from one of their threads:

    “Under heavy and harsh conditions SRT engineers found concerns with a conventional filter and took the time and effort to design (along with Wix filter engineers) a very specific filter that assisted in the flow rates, pressure, etc. of the Viper V10. Many of us had the opportunity to sit in on a lengthy Tech Session years ago at a Viper Convention. Those there realized the extensive time, testing and passion that went into designing this filter and later the one for the Gen IV. The filter is not the same as a standard Wix filter, even though it fits the thread profile.”

    Also, this explanation was from an SRT engineers’ chat session:

    “The SRT oil filter for all the past engines and the new22mm inlet SRT filter for the Gen 4 and beyond engines share the same characteristics. We worked with many of the filter suppliers to get the best features. Some fell out for various performance reasons but we ended up developing the current SRT filters with one of the mainstream manufacturers (it is different than their commercial offerings- or at least was when we developed it). The high flow oil pumps in our large engines (Viper is the biggest) can overpower the internal relief valve. When this valve opens it allows some of the high pressure dirty oil to bypass the filter element in order to keep the filter from being damaged. The SRT filters do indeed have a higher differential bypass valve to make sure all the oil delivered to your power plant is clean. The housing is slightly thicker than many of the brands out there to handle the pressure but is not the thickest. The real thick ones failed our development testing (fractured at the crimped flange). The media used was one of the latest synthetics that allowed very fine filtration, more debris capacity, and much lower restriction than our standard Mopar filter (and just about every other filter out there).
     
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