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83873 Datasheet, PDF (8/8 Pages) Mallory performance club – MSD Pro-Billet Ready-to-Run Chrysler V8 Distributor
OPTIONAL VACUUM ADVANCE LOCKOUT
If you do not want to use the vacuum advance canister of the
MSD Distributor, MSD has supplied the distributor with a lockout
mechanism. The Lockout bolts in the position of the vacuum
canister and will hold the pickup assembly firmly in place. The
installation is easiest with the distributor out of the engine.
RELUCTOR
PADDLES
MAG PICK-UP
PLATE
1. Remove the two Allen head screws that hold the advance
canister (Figure 14).
2. Remove the snap ring that holds the magnetic pickup assembly
in place. This is easy to do with a set of snap ring pliers by
straddling one of the reluctor paddles.
3. Gently lift up on the mag pickup plate and slide the vacuum
canister out.
4. Install the Lockout Plate in place of the canister. Install the two
retaining screws.
5. Install the supplied screw and washer through the Lockout and
tighten. It is important to make sure the pickup plate is
parallel with the housing of the distributor (Figure 15). If
it is cocked or slanted, the paddles of the reluctor may
contact the pickup. Check the clearance by rotating the
distributor shaft. If necessary, use the supplied shims
under the Lockout hold-down to correctly position the
pickup plate.
CANISTER
SCREWS
SNAP
RING
Figure 14 Removing the Vacuum Canister.
Note:  If no shims were required, use one beneath the
washer of the Lock-Out Hold Down Screw.
6. After checking the reluctor to pickup clearance, tighten
the Lockout retaining screws and install the snap ring.
7. Install the distributor, rotor and cap. Check the timing
when complete.
Note: Do not forget to plug the original vacuum advance
hose.
Figure 15 Checking Installation of the Lockout Plate.
Service
  In case of malfunction, this MSD component will be repaired free of charge according to the terms of the warranty. When returning
MSD components for warranty service, Proof of Purchase must be supplied for verification. After the warranty period has expired, repair
service is based on a minimum and maximum fee.
  All returns must have a Return Material Authorization (RMA) number issued to them before
being returned. To obtain an RMA number please contact MSD Customer Service at 1 (888) MSD-7859
or visit our website at www.msdperformance.com/rma to automatically obtain a number and shipping information.
  When returning the unit for repair, leave all wires at the length in which you have them installed. Be sure to include a detailed account
of any problems experienced, and what components and accessories are installed on the vehicle. The repaired unit will be returned as
soon as possible using Ground shipping methods (ground shipping is covered by warranty). For more information, call MSD at (915)
855-7123. MSD technicians are available from 7:00 a.m. to 5:00 p.m. Monday - Friday (mountain time).
Limited Warranty
 MSD warrants this product to be free from defects in material and workmanship under its intended normal use*, when properly installed
and purchased from an authorized MSD dealer, for a period of one year from the date of the original purchase. This warranty is void for any
products purchased through auction websites. If found to be defective as mentioned above, it will be repaired or replaced at the option
of MSD. Any item that is covered under this warranty will be returned free of charge using Ground shipping methods.
  This shall constitute the sole remedy of the purchaser and the sole liability of MSD. To the extent permitted by law, the foregoing is
exclusive and in lieu of all other warranties or representation whether expressed or implied, including any implied warranty of merchantability
or fitness. In no event shall MSD or its suppliers be liable for special or consequential damages.
  *Intended normal use means that this item is being used as was originally intended and for the original application as sold by MSD.
Any modifications to this item or if it is used on an application other than what MSD markets the product, the warranty will be void. It is the
sole responsibility of the customer to determine that this item will work for the application they are intending. MSD will accept no liability
for custom applications.
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FRM 30249 Revised 03/16