Dart SBC Little M Engine Block 31182225
DRT31182225 (3 in stock)Dart
Regular price
$4,749.99
SB Chevy “Little M” Engine Block
Premium cast iron blocks are a direct replacement for the early, two-piece rear main small block Chevy 350, yet include many improvements. Blocks feature a Brinnell hardness rating of 220, priority main oiling, four-bolt mains with billet steel caps, siamese cylinder bores, blind head bolt holes, enlarged lifter bosses, a .391" raised camshaft, and compatibility with most OEM components.
Engine - Little M - Bare Block - 4.125 in Bore - 9.325 in Deck - 400 Main - 4-Bolt Main - 2-Piece Seal - 0.391 in Raised Cam Location - Iron - Small Block Chevy - Each - MPN: 31182225
Truck Freight Only (additional shipping charges apply)
Specifications
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Brand
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Dart
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Part Number
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31182225
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Product Line
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Little M
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Cylinder Bore
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4.125 in
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Intended Minimum Finish Bore
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4.125 in
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Intended Maximum Finish Bore
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4.185 in
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Maximum Stroke
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4.250 in
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Deck Height
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9.325 in
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1-Piece / 2-Piece Rear Main Seal
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2 Piece
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4 Bolt / 2 Bolt Mains
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4 Bolt
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Raised Cam Location
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Yes
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Raised Cam Distance
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0.391 in
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Pan Rails Standard / Wide
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Standard
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Main Caps Included
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Yes
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Main Cap Material
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Billet Steel
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Main Style
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400 Main
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Main Bearing Diameter
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2.650 in
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Main Cap Fasteners Included
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Yes
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Cam Bearings Included
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Yes
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Mechanical Fuel Pump Provision
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Yes
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Wet Sump / Dry Sump
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Wet/Dry Sump
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Freeze Plugs Included
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Yes
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Cam Plug Diameter
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2.375 in
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Oil Filter Provision
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Yes
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Material
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Cast Iron
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Color
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Natural
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Finish
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Natural
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Quantity
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Each
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