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Since 1952
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Speedway Motors Bill Smith
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Ford 9 Inch 3rd Member Assembly, 31 Spline

Price: $544.99 - $694.99
FORD 9" 3RD MEMBER ASSEMBLY, 31 SPLINE
Item #:
91048343
 
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Features:
  • Speedway Ring & Pinion
  • Your choice of ratio 3:50 to 7:33
  • 31 spline premium full spool
  • Viton high heat pinion seal
  • Professionally assembled for racing
  • For oval track use only
  • Comes with stock yoke

    910-48343 Instruction Sheet (pdf)
  • Yoke option for 3-1/4" u-joint with 1-1/16" caps.

    (Made to order. Allow 24 hours for order to ship.)

    Order applicable spool option:
    ALUM = Aluminum
    STD = Standard
    LITE = Lightweight
    MEGA = Megalite

    ULTRA-LITE RING GEAR OPTION: see 916-00013 LABOR OPTION for lightening of ring gear. 5:37, 6:66, 6:83, 7:00 are already lightened.

    Note:  Circle track racing applications require a minimum of 4 qts. of rear end lube.  Using less than this amount will lead to immediate pinion failure.

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    Questions and Answers for Item #: 91048343

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    2 Questions | 2 Answers
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    Q:

    will this work for a street mustang w/400 H/P just street driving

    Asked on 1/21/2011 3:56:27 PM by Dude from Upsidedown ,alaska

    Answers (1) Know the answer? Answer this question

    Q:

    I am curious if this is a stock third member and what size bearings it uses?

    Asked on 2/22/2011 3:37:10 PM by Mike O from Kansas

    Answers (1) Know the answer? Answer this question
    Displaying Questions 1-2 of 2

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