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For nearly 100 years, Mitchell 1 has been the first choice of automotive professionals. We build our software better and we support it better.


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MACHINE OPERATIONS

Crankshaft | Cylinder | Piston | Head | Freeze Plugs | Valve | Rocker Arms | Cam Bearing | Flywheel | Helicoil | Brakes


CRANKSHAFT

CRANKSHAFT OPERATION TIMES

Operation Time (Hours)

Grind

  Complete (Per Journal)                 .3
  Single Journal                        1.2
  Each Additional                        .4

  Grind (In Chassis)

  One Journal to .010"                  2.5
  Each Additional Journal to .010"      1.1
  Each Additional .010" (Per Journal)    .6
 


CYLINDER

CYLINDER REBORE OPERATION TIMES

Operation Time (Hours)

Single Cylinder Only                     1.5

All Cylinders (Per Cylinder)

  Up To 4" Diameter                       .5
  4" To 4 1/2" Diameter                   .6
  To .125" Oversize (Per Cylinder)        .8

* ADDITIONAL TIME *

  * Rebore in chassis add 20 percent.
  * When boring with angle plate (includes counter-bore cylinders) add 1.5 hrs.
  * When using Chip Sucker add (per cylinder) .1 hrs.

SLEEVING (Includes Finishing)

        One              Add 3.0 hrs.
        Two              Add 4.5 hrs.
        Each Additional  Add 1.0 hrs.

* ADDITIONAL TIME *

  * When boring with angle plate (includes counter-bore cylinders) add 1.0 hrs.

HONING

   Use necessary clock time.

RIDGE REMOVING

    Per Cylinder    Add .1 hrs.

BURNISH OR DEGLAZE

    Per cylinder    Add .1 hrs.

 


PISTON

PISTON OPERATION TIMES

Operation Time (Hours)

  Pin Fit & Alignment

  Single exc                   .5
  Press in Type Pins           .6
  Sets (Per Rod & Piston) exc  .3
  Press in Type Pins           .4

  Expanding

  Per Piston                   .2

  Grinding

  Single                       .4
  Sets (Per Piston)            .2

  Regrooving

  One Groove (Per Piston)      .2

 


HEAD

HEAD OPERATION TIMES

Operation Time (Hours)

  Surface

  Per Cylinder    .2

  Milling

  Per Cylinder

  To .030"        .3
  To .125"        .4

 


FREEZE PLUGS

FREEZE PLUG OPERATION TIMES

Operation Time (Hours)

  Install (Block Out Of Chassis)

  Per Plug       .1

 


VALVE

VALVE OPERATION TIMES

Operation Time (Hours)

  Guide, Install (With Springs Removed)

  Per Guide                .1

  Guide, Machine & Install (With Springs Removed)

  Where guides are cast in head.

  One Guide                .5
  Each Additional Guide    .3

  Guide, Ream (For Oversized Valves)

  One                .1
  Eight              .5
  Sixteen           1.0

  Reface (Includes Cleaning)

  Per Two Valves     .1

  Seat Refinish

  Per Seat           .1

  Seat, Install (Replaceable Type)

  1st                .5
  2nd                .3
  Each Additional    .2

  Seat, Machine (Includes Install)

  1st               1.0
  2nd                .6
  Each Additional    .4

 


ROCKER ARMS

ROCKER ARM OPERATION TIMES

Operation Time (Hours)

  Reface

  Eight     .4
  Twelve    .6
  Sixteen   .8

 


CAM BEARING

CAM BEARING OPERATION TIMES

Operation Time (Hours)

  Install (With Block Disassembled)

  Per Bearing     .3

 


FLYWHEEL

FLYWHEEL OPERATION TIMES

Operation Time (Hours)

  Surface

  Flat Type        .8
  Cup Type        1.0

  Gear, Install

  Per Gear         .5

 


HELICOIL

HELICOIL OPERATION TIMES

Operation Time (Hours)

  Install

  One               .8
  Each Additional   .3

 


BRAKES

BRAKE OPERATION TIMES

Operation Time (Hours)

  Drum, Refinish - Does not include grind hot spots.

  One               .4
  Each Additional   .2

  Disc/Rotor Refinish - Does not include grind hot spots.

  One               .5
  Each Additional   .3
  Shoe Grind
  Per Two Shoes     .1

  Reline (Rivet Type)

  Per Four Shoes    .3
 
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