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  8 Inch specifications and parts list
Warning: Be sure to remove the three 1/4"-20 socket head capscrews after installing the pressure plate.  These keep the pressure plate from binding when removing the cover from the flywheel.  They will also be necessary for disassembling the cover assembly.
Specifications
Base Pressure:  0 lbs
Static Adjustment (clockwise to increase):  30 lbs/turn (maximum 8 turns)
Static Range:  0-1440 lbs
Ring Height:  .200” (Bottom of cover to top of pressure ring)
                   1.015" (Top of cover to the pressure ring)
Lever:  LS8D (3/16")
Lever Weight:  36 grams
Lever height - .300"above top of cover, measured w/ straight edge
Torque specifications - 75 ft/lbs stands, 85-100 ft/lbs 7/16" flywheel bolts 
Note:  Check Flywheel bolt shoulder and overall length to make sure the bolts do not bottom out on the shoulder or hit the back of the engine block.  Use either red or blue loctite on the flywheel bolts.  Re-torque the flywheel bolts after the first run and each time the pressure plate is removed for servicing the unit.  NEVER USE STAR WASHERS ON AN ALUMINUM FLYWHEEL.
Counterweight Adjustment
Steel Bolt  1/4"-20 x 1 1/4" 9.3g
Steel Bolt  1/4"-20 x 1 7.6g
Steel Bolt  1/4"-20 x 3/4 6.4g
Aluminum Bolt  1/4"-20 x 3/4 2.2g
Steel Nut 3.3g
Aluminum Nut 1.1g
Steel Washer 1.0g
Repair parts  part number
lever, LS8D (6)
Pin, Lever Pivot 5/16 x 1 1/4 (6)
Pin, Yoke Pivot 1/4 x 1 1/4 (6)
Pin, Lever to Yoke 1/4 x 5/8 (6)
Capscrew, Lever pin 5/16 x 18 x 1/2 (12)
Capscrew, Yoke pivot1/4 x 20 x 1/2 (12)
Yoke (6)
Set screw, Lever Ht. Adjust (12)
pressure ring w/o insert
pressure ring Assembly w/ insert
Pressure ring retaining bolt, 1/4 x 20 x 1
replacement cover
replacement plate insert  w/screws
replacement flywheel insert  w/screws
2 disc Stand Stud (6)
3 disc Stand Stud (6)
3 disc Stand spacer (6)
Cover nut
adjustable stand (6)
Spring Adjuster screw (6)
Spring Adjuster nut (6)
SpringAdjuster cap (6)
Spring cup (6)
Disc 5191 1 3/16-18 1328
Disc 5191 1 3/8-10 1331
Disc 5135 1 3/16-18 1318
Disc 5135 1 3/8-10 1321
Floater plate steel 3530
Gram scale 578
Two step switch 580
Dial height gauge 573
Stand strap 583
CW set 570
CW washer set 1-30g 571
Flywheel bolt set 7/16 x 1 575
Flywheel, Chevrolet 142t
Flywheel, Ford 142t

 

 

 

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