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Dart / 31264644

Part #: 31264644
UPC: 807051017250

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Description: Dart Big M Aluminum Big Block Chevy Blocks

Description:

Description

Based on the Chevrolet big block V8 design, these Aluminum blocks feature extra strengthening in critical areas, increased displacement capacity, true priority main oiling and precision CNC machining. Conventional configuration that retains all production dimensions for compatibility with standard components. Advanced engineering makes Dart Aluminum big blocks the choice for serious competition.

Features & benefits

  • Standard 9.800 or 10.200 tall deck heights available for stroker engines
  • HIP (Hot Isostatic Pressed) Casting
  • Parts kit included (PN 32000006)
  • 4.250, 4.500 or 4.600 bore sizes standard
  • Ductile Iron sleeves with extra thick cylinder walLS2 promote excellent ring seal
  • Reinforcing ribs strengthen the lifter valley and bell housing flange
  • Inboard valley head stud bosses improve head gasket sealing
  • Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds
  • Steel 4-Bolt main caps or Ductile Iron and optional Aluminum caps. Splayed outer bolts for extra strength
  • Dual bolt patterns for standard BBC and notched oil pans

Information

Dart Big M Aluminum Big Block Chevy Blocks

Specifications

GTIN
00807051017250
Weight
168 lb
Height
15 in
Length
22.25 in
Width
20.5 in
EO
Legal US
Life cycle
Available to Order
AAM brand code
DAR
Warehouse brand code
BGWK
AAIA brand code
BGWK

Attributes

California Proposition 65
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Camshaft Lifter Bore
0.842
Camshaft Location
Standard
Category
Engine Blocks and Accessories
Category Hierarchy
Blocks>Big Block Chevy>BIG M Blocks
Cylinder Bore Diameter
4.600
Deck Height
9.800
EBAY Category ID
33613
Engine
Big Block
Engine - Web
Big Block
Engine Block Material
RMR Cast Aluminum Alloy
Engine Block Series
Big M
Engine Block Weight
136
Engine Type
ICE
Freeze Plug Type
Screw-in
Industry
Automotive
Main Bearing Type
Standard
Main Cap Type
Steel
Make
Chevrolet
Make - Web
Chevrolet
Material
RMR Cast Aluminum Alloy
Product Type
Engine Block
Rear Main Seal
2-Piece
Rear Main Seal Type
2-Piece
Series
BBC Big M Aluminum Engine Blocks
Subcategory
Engine Blocks
Title
Big M Chevy Big Block Aluminum Block - 4.600 in. Bore, 9.800 in. Deck
Title - Web
Big M Chevy Big Block Aluminum Block - 4.600 in. Bore, 9.800 in. Deck

Fitment status

This product is universal and will fit your application.