Bem 70360 User manual

70360
02/07/22
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INSTALLATION INSTRUCTIONS
Part No. 70360
SHIFT IMPROVER KIT for
GM 4L60E TRANSMISSIONS, 1993-2006
DESCRIPTION
PAN GASKET
GASKET “C” - CASE SIDE, 1993-2000
GASKET “V” - VALVE BODY SIDE, 1993-2000
GASKET “CA” - CASE SIDE, 2001-2006
GASKET “VB” - VALVE BODY SIDE, 2001-2006
ALUMINUM PLUG, 1/4" DIA × 1/8"
SOLENOID FILTER SCREENS: 1 LARGE + 1 SMALL
SNAP RING, PRESSURE REGULATOR
SPRING, PRESSURE REGULATOR (GREEN)
DESCRIPTION
3/8" SPACER - RED
3/8" SPACER - WHITE
1/2" SPACER - GREEN
19/32" SPACER - VIOLET
5/8" SPACER - YELLOW
3/4" SPACER - BLUE
3/32" (0.094) DRILL BIT
1/8" (0.125) DRILL BIT
ANVIL PLATE

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02/07/22
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INTRODUCTION

   
       

           
        

          





       



It

       




       


Heavy Duty:     
      

Street / Strip:    
      

        


        

         


NOTES
•      
          

• 


• 

         
          
        

• 

• 
A. 
B. 


       
      

•          

SAFETY
• 
• AVOID SERIOUS INJURY OR DEATH BY CRUSHING! Securely
       
          

WARNING:       

• 
       


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02/07/22
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 







B&M Drain Plug Kit 80250.)
 



 


 

 



 to
(Step 7)




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NOTE:       


 



 

 



×

 
Step 11.
• 
• 
• 
• 
 



 



        
separator plate 
Step 15.
B
C
D
A
A
B
×
×C
C
D
D
D
D
D
D
D
A
D
CENTER
SCREW
LINK
MANUAL
VALVE
A

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      

• 
• 
NOTE:       
       
       


          


         to
         


NOTE:         


         



   

 
        


 



C
B
B
STUCK CHECK


CHECK
BALL
FILTER
SCREENS
3-4
SPRING
1-2
PISTON
HOUSING
& PIN
1-2
SPRING
INNER
SPRING
(SOME
MODELS)

70360
02/07/22
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MODIFY THE PRESSURE REGULATOR
 

      Step 19  


        
B&M pressure regulator spring (green)
        
B&M snap ring

        


MODIFY THE SEPARATOR PLATE
 


         

Step 12

 


 
       anvil plate (or


A
B
B
HEAVY DUTY STREET / STRIP
A: 3/32" A: 3/32"
B: 3/32" B: 1/8"
DAMPER
SPRING
PRESSURE
REGULATOR
VALVE
BOOST
VALVE
SNAP RING
(REPLACE)

SPRING
(REPLACE)
BOOST
VALVE
SLEEVE

70360
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Technical Support [phone]
         

          


• 
• 
NOTE:      
       

      
       

MODIFY THE ACCUMULATORS
 FOR HEAVY DUTY APPLICATIONS:
        
green 1/2" spacer
Step 30.)
      

IN THE 1993 ACCUMULATOR HOUSING:   
3/4" spacer

IN THE 1994-2006 ACCUMULATOR HOUSING:  
violet 19/32" spacer       

ACCUMULATOR HOUSING
BLUE 3/4" SPACER


GASKETS & SEPARATOR PLATE


GREEN 1/2" SPACER

ACCUMULATOR HOUSING
VIOLET 19/32" SPACER
do not install inner


GASKETS & SEPARATOR PLATE


GREEN 1/2" SPACER

LARGE
SMALL

70360
02/07/22
Page 8 of 11www.bmracing.com
Technical Support [phone]
 FOR STREET / STRIP APPLICATIONS:
NOTE:

        


IN THE 1993 ACCUMULATOR HOUSING:red
3/8"

IN THE 1994-2006 ACCUMULATOR HOUSING: 
 red 3/8"    

CHECK THE PISTON-SPACER STACKUP (STREET / STRIP
CONFIGURATION ONLY):     
         
        




REASSEMBLE THE TRANSMISSION
            
        

          
APPLICATIONS ONLY)


       
         

         

Step 32
ACCUMULATOR HOUSING
RED 3/8" SPACER
YELLOW 5/8" SPACER

GASKETS & SEPARATOR PLATE

BLUE 3/4" SPACER

ACCUMULATOR HOUSING
RED 3/8" SPACER
WHITE 3/8" SPACER

GASKETS & SEPARATOR PLATE

BLUE 3/4" SPACER

CHECK
BALL 3-4 SPRING
(HEAVY
DUTY ONLY)
TEMPORARY
ALIGNMENT
SCREWS

70360
02/07/22
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Technical Support [phone]
 

        
      
          
      

Step 31.
          
     
         

 




36, 
Step 9
 

• 
• 
• 
• 

C
B
B
B
C
D
A
A
B
×
×C
C
D
D
D
D
D
D
D
A
D
CENTER SCREW
EXAMPLE
WRONGRIGHT

70360
02/07/22
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Technical Support [phone]
 

 

          

 Install all electrical connectors,

 

 

    

CLIPS
TAB

70360
02/07/22
Page 11 of 11www.bmracing.com
Technical Support [phone]
SERVICE TRANSMISSION WITH FLUID


1.           

2.          


3. 

4. 

5. 

6. 

7. 


8. 
          

          
        

TROUBLESHOOTING GUIDE
 HIGH OR LOW OIL PRESSURE

• 
• 
• 
Oil Filter:
• 
• 
• 

• 
• 
•     

 HARSH SHIFTS

• 
• 
• 
 INCONSISTENT SHIFT POINTS

• 

• 
 NO or SLIPPING 1st GEAR

• 
• 

• 

• 
• 
• 
• 
 NO or SLIPPING 2-3 SHIFT

• 
• 
 NO or SLIPPING 3-4 SHIFT

• 
• 

• 
 NO or SLIPPING REVERSE

• 

• 
 NO TCC APPLY
TCC Solenoid:
• 
       

KEEP THESE INSTRUCTIONS FOR FUTURE REFERENCE
     
      
      

