K949721 Standard Piston fits David Brown Tractor 770 1290 990

Name: K949721 Standard Piston fits David Brown Tractor 770 1290 990
SKU: K949721
Price: 129.0 USD
Availability: InStock

K949721 Standard Piston fits David Brown Tractor 770 1290 990

$129.00 CAD

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Product variants

Quantity

One New Aftermarket Replacement Standard Piston for David Brown (Fits Case) Tractors

This standard-size replacement piston fits the David Brown AD3/49 and AD4/49 diesel engines used in the 770, 990, and 1290 tractor models. It is a piston-only part -- rings are not included. The dish-top crown and F3 chamber type are correct for the original engine design. Note: for the David Brown 1290, this piston applies up to serial number 11052360.

Specifications

Size: Standard
Crown Type: Dish Top
Chamber Type: F3
Chamber: 2.31 in (58.72 mm)
Compression Height: 2.62 in (66.67 mm)
Piston Length / Height: 4.40 in (111.80 mm / 111.93 mm)
Number of Rings: 4 (rings not included)
Bore: 99.54 mm (standard)
Pin Diameter: 31.75 mm
Piston Only - Rings Not Included

Compatible Models

David Brown Tractors: 770, 990, 1290 (up to S/N 11052360)

David Brown Engines: AD3/49, AD4/49

Fits Case Tractors (IH): 990, 1290

Replaces Part Number(s):

K949721, K261707, PA769, S.57505, S.57505-A, 32-80, 32-80-A

New aftermarket replacement part - not remanufactured, not used.

Models This Part Fits:

1290, 770, AD4/49, 990, AD3/49A

Additional Information:

Chamber: 2.31" (58.72 mm) Chamber Type: F3 Compression Height: 2.62" (66.67 mm) Crown Type: Dish Top Height 4.40" (111.93 mm) Number of Rings: 4 Piston Length: 4.40" (111.80 mm) Size: Standard