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MK10B Master Carburetor Repair Kit for Rochester Model B and BC Carburetors

For 1952-1956 Chevrolet cars and 1952-1962 Chevrolet trucks. These carburetors used a leather accelerator pump with a flat, slotted stem. The second design Model B carburetors have a round stem pump and are serviced with MK31 or MK33. Early carbs (1950 and 1951) have smaller screws retaining the air horn and use MK10A.

Made in USA. Ethanol compatible. Includes instructions.Includes original type Fillister head 12-28 thread screws for the airhorn.

Ordering Information

Price: $36.95

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1952-up Rochester Model B
Typical carburetor serviced with this kit

Kit Contents

Master carburetor kit for Rochester Model B

 

  • Gaskets
  • Leather accelerator pump assembly
  • Needle/seat
  • Pump return spring
  • Pump duration spring
  • Power piston spring
  • Power valve spring and check ball
  • Accelerator pump check ball and spring
  • Airhorn screws - correct original Fillister head, 12-28 thread
  • Idle mixture screw and spring
  • Clips and retainers
  • Brass float
  • Instructions

All parts are ethanol-compatible. Services carburetors from 1952-up with flat stem accelerator pump. These were used until 1956 in cars and 1962 in trucks. Earlier carburetors used smaller, 10-32 thread airhorn screws. In 1952 the airhorn was made thicker to reduce warpage and fuel leakage.

Carburetor service manual
Carburetor service manual
- detailed service manual covering theory, operation and rebuilding of all Rochester Model B carburetors from 1950-up.
universal choke coil
Choke coil for Rochester Model BC carbs
- universal type choke coil to replace old coils where the choke cover is not available new

Carburetor Numbers Serviced With This Kit

7004468
7004475
7004476
7004477
7004478
7004620
7004915
7005060
7005140
7005921
7005922
7005982
7006201
7007172
7007180
7007181
7007200
7007950
7009253
7009254
7009255
7009258
7009259
7010680
7013029
7013953
7015011
7015013
7015021
7015919
7041859

All flat-stem pump Rochester Model B's built in 1952 or later are covered by this kit. Earlier carbs take MK10A.

 

Chevrolet and Pontiac cars from 1952-1956

Chevrolet trucks from 1952-1962