Product Summary

1.77" Outside Diameter, 4.50" Overall Length, Steel

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    Key Specs

    MFG. Part #91017099
    Outside Diameter1.77"
    Overall Length4.50"
    Material TypeSteel
    FinishChrome
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    Speedway Motors 91017099 Details

    Trick looking chrome oil filler extension tubes. Attach to any valve cover filler holes. Twist-on style.

    Extends up to 4-1/2" from the valve cover. There is no baffle inside the tube. Outside diameter is 1-3/4". Inside diameter is 1-1/4".

    Top is notched to accept a twist on cap or breather. There is no breather cap included. Reuse your existing breather or cap. A push-in breather can also be used with a grommet. There will be a gap at the end where the tabs for the push in style caps wing tabs would go.

    Item Details

    Twist-on style on bottom, uses twist-on style cap at top

    Speedway Motors 91017099 Specifications

    KEY SPECS
    MFG. Part #91017099
    BrandSpeedway Motors
    Outside Diameter1.77"
    Overall Length4.50"
    Material TypeSteel
    FinishChrome
    GENERAL
    Tube I.D.1.2500"
    Tube O.D.1.75"
    Cap IncludedNo
    O-Rings IncludedYes
    Vacuum Fitting IncludedNo
    Sold in QuantityEach
    NotesDoes not include cap or breather.

    Ratings & Reviews

    4.9

    12 Reviews

    Overall Assessment

    Customers praise the product for its excellent fit and visually appealing chrome finish. Its prime features include efficient performance and the ability to stop oil leakages, which also increased the time for cleaning up oil spills. The product enhances ease of use by raising the fill spout, reducing physical strain. An added bonus is its suitability with various models, including the vintage M/T and Vette engines, and its compatibility with the Spectre 4273 Twist-On Valve Cover Breathers. Some users commented that this product solved access problems that other products could not, elevating its value. The hard-to-find series is uniquely equipped to prevent oil from leaking, impressing customers with its practicality.

    4.9

    12 reviews

    5

    11

    4

    1

    3

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    2

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    I would recommend this product to anyone.

    5.0

    3 months ago

    Doug

    Payson,AZ

    Verified

    I rarely see this excellent quality any more.

    Would Recommend

    This part is awesome

    5.0

    a year ago

    DJ

    Riverside Ca

    Well made! Fits like a doctor part, going to make putting oil in much easier, so glad I bought this!

    Would Recommend

    I would buy again

    5.0

    3 years ago

    Bruce

    Gastonia NC

    Verified

    Looks good fits good

    Worked as expected, good chrome.

    5.0

    4 years ago

    Rob

    Freedom

    Verified

    Worked as expected, good chrome

    Would Recommend

    Yes

    5.0

    5 years ago

    K hamilton

    Callahan, Fl

    Verified

    Intake manifold

    Would Recommend

    Stopped the blow by oil spatter

    5.0

    7 years ago

    Roger

    Santa rosa ca

    Verified

    Replaced the unvented oil filler cap with this to increase venting and stop blow by oil leakage I had before.

    Would Recommend

    blow by

    5.0

    7 years ago

    Chevy man

    Las Vegas

    Verified

    Product was as described. I needed some extra blow by venting.This should help with the Spectre 4273 Twist-On Valve Cover Breathers

    Would Recommend

    THIS THING IS AWSOME!

    5.0

    8 years ago

    PEARTHBOUND

    TUCSON,AZ

    Verified

    NOW WHEN I FILL MY ENGINE WITH OIL,AND I SPILL SOME I HAVE MUCH MORE TIME TO CLEAN IT UP BEFORE IT REACHES THE EXHAUST !. BUT THIS MAKES IT SO MUCH EASIER TO NOT SPILL THE OIL BECAUSE IT RAISES THE FILL SPOUT SO I DON'T HAVE TO LEAN IN AS FAR(OFF BALANCE)

    Would Recommend

    Yes

    5.0

    9 years ago

    None

    North St. Paul mn

    Verified

    Did the job very well

    Would Recommend

    Looks good, fits great

    5.0

    10 years ago

    Yamatodog

    Rockledge Fl.

    Verified

    This addition to my Vette's engine compartment will ease filling the oil.

    Would Recommend

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    Showing 10 of 12 reviews

    Questions & Answers

    1 Question4 Answers

    my roller rockers spray right up the twist lock breather in my M/T valve cover, will this fit this type of valve cover? Does it come with a breather cap? if not what type of cap would work?

    by Rob

    8 years ago

    4 answers

    1 of 1 questions shown

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