Page 439 - 2020-2021 Racecar Engineering Drag Racing Parts and Accessories Catalog

2020 DRAG RACING

“Hi-Torque” Axles Steel Spools
MWE forged axles are heavy-duty "hi-torque" MWE Spools are CNC machined
versions, custom built with large bearing diam- for accuracy and available in
eters and tapered shafts for increased torsional standard and lightweight milled
capacity. Axles are available in any length, spline steel. Lightweight steel spools
count, and bearing combination with choice of have lightening holes and the ring gear
bolt pattern and 1/2" or 5/8" tapped stud flange is scalloped. Spool weight is reduced by as much as 25% compared
holes. Dual bolt pattern axles are available at to standard versions with no sacrifice in strength.
extra cost. Flange weight reduction options Part No. Description
include lightening holes or pocket milling (which Ford 9" Spools
MWE53137
reduces overall weight). Gun drilled axles are with MWE53146 Lt. Wt. MWE 40-Spline 3.250" Bore Case, Wt. 8.5 Lbs.
Std. MWE 35-Spline, 3.250" Bore Case, Wt. 12 Lbs.
11/16" or 7/8" bores to lighten the axle. Gun drilled Superlight or Ultimate
axles are recommended for lightweight race cars. Specify measurements Billet Rear End Caps
and bolt circle when ordering. The weak link in many popular rear ends, billet
Contact salesperson for further ordering information. steel construction caps feature an increased cross
sectional area. Simple milling operation required for installation.
AXLE ORDERING INFORMATION Sold each with heat-treated fasteners.
Axles for an existing housing: Measure the distance between the outside of Part No. Description
both housing flanges (A) (backing plate attachment point). Not all pinions MWE53950 Chrysler 8-3/4"
Dana 60
MWE56200
are centered, so also MWE58100 Chevrolet 12-Bolt
measure the distance MWE59300 Ford 8.8"
from the housing flange
to the center of the pinion Popular Ford 9" Components
(or U-joint) on both driver Part No. Description MWE57510
and passenger side (B MWE57510 Spool/Carrier Shim, For 9" Ford Spool/Carrier In A 3-1/4" Case
and C). MWE57604 Yoke/Coupler Shim, For MWE39008 Or MWE40300 With OEM Ford 9" Pinion Housing.
Pinion Nut, Ford 9", 35-Spline Pinion
MWE57903
MWE57916 Pinion Depth Shim Kit, Ford 9", .005"-.015", 7 Pcs.
MWE58505 Axle Bearings, Big Ford, 45mm, 3.150" O.D., 1.774" I.D., 40-Spline Axles
A. Housing flange to housing flange MWE7309BM Rear Pinion Ball Bearing, Modified Angular Contact NEW!
B. Driver side housing flange to pinion center
C. Passenger side housing flange to pinion center Differential Housing Vent
D. Axle flange to axle flange MWE5021
E. Axle flange (driver side) to pinion center Screw-in housing vent has 1/8"NPT male threads.
F. Axle flange (passenger side) to pinion center

Drag Race Wheel Stud Kits
Special wheel stud kits are
recommended for drag racing and Selecting The Proper Stud And Washer
aftermarket wheel applications. To Meet IHRA/NHRA Rules
Studs have 11/16" shoulders and The most important
are used in conjunction with open- consideration when selecting
end flanged lug nuts and aluminum the proper stud is that the
washers to hold wheels securely. Kits include each of 10 studs, jam nuts, driving portion of the stud
washers, and standard lug nuts. See tech tip to the right to determine is fully engaged into the
proper dimension for your application. wheel. The “C” dimension
Part No. Description (See the Tech Tip) of the drive stud needs to
MWE51540 11/16" Dia. Drive Studs, A=2-9/16", B=7/8", C=7/8", D=13/16"
MWE51560 11/16" Dia. Drive Studs, A=4", B=1-3/16", C=2", D=13/16" be slightly greater than the
MWE51580 11/16" Dia. Drive Studs, A=2-7/8", B=7/8", C=1-3/16", D=13/16" combined thickness of the
Individual Lug Nuts And Aluminum Washers brake adapter/drum and the
MWE55013 Aluminum Washer For Use With Base Or Standard Nut, 3/8" Thick, Each
MWE55014 Aluminum Washer For Use With Base Or Standard Nut, 9/16" Thick, Each thickness of the wheel, while
MWE55015 Aluminum Washer For Use With Base Or Standard Nut, 3/4" Thick, Each the washer thickness should be greater than the shoulder extending past
MWE51520 Encapsulated Aluminum Lug Nut, 1/8" Grip, Threads Relieved 1/8" On Wheel Side, Each the wheel. Specify wheel and brake hat thickness when ordering.
MWE51521 Encapsulated Aluminum Lug Nut, 3/8" Grip, Threads Relieved 3/8" On Wheel Side, Each
MWE51530 Standard Flange Steel Lug Nut, Each

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