Dart Big M2 Pro Series Block Chevy Cast Iron Bare Blocks 31213455 Blocks, M Series, Iron, 10.200 in. Deck Height, 4.500 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Block, Chevy, Each
Dart Big M2 Pro Series Block Chevy Cast Iron Bare Blocks 31213455 Blocks, M Series, Iron, 10.200 in. Deck Height, 4.500 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Block, Chevy, Each
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A$11,608.60
A$13,095.93
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Description
Dart engineered the Big M to be the strongest, most reliable, and easiest-to-build big block on the market. Dart Big M2 Pro Series big block Chevy cast iron bare blocks are designed from the ground up as a true racing engine block which can be used with standard off the shelf big block components. The Big M2 is cast from premium high-strength iron and beefed up in all the critical areas. A competition oiling system ensures adequate lubrication to the main bearings at high RPM. With deck heights from 9.600 in. to 11.100 in., a +.600 in. raised cam location, spread oil pan rails and bore sizes up to 4.600 in., the Big M Pro gives you the versatility to build a wide variety of engine combinations.
Part Type
Engines, Bare Blocks
Specifications
- Product Attributes - Brand
- Dart
- Product Attributes - Manufacturer's Part Number
- 31213455
- Product Attributes - Part Type
- Engines, Bare Blocks
- Product Attributes - Product Line
- Dart Big M2 Pro Series Big Block Chevy Cast Iron Bare Blocks
- Product Attributes - UPC
- 807051046359
- Product Attributes - Main Journal Type
- Chevy 454
- Product Attributes - Engine Block Material
- Cast iron
- Product Attributes - Engine Block Style
- Aftermarket
- Product Attributes - Engine Block Deck Height
- Tall deck
- Product Attributes - Deck Height (in.)
- 10.200 in.
- Product Attributes - Cylinder Bore as Shipped
- 4.490 in.
- Product Attributes - Cylinder Bore Diameter
- 4.500 in.
- Product Attributes - Maximum Bore Diameter (in.)
- 4.600
- Product Attributes - Camshaft Location
- Raised 0.400 in.
- Product Attributes - Engine Block Weight (lbs.)
- 280 lbs.
- Product Attributes - Main Bolt Style
- 4-bolt
- Product Attributes - Main Caps Included
- Yes
- Product Attributes - Main Cap Material
- Billet steel
- Product Attributes - Main Cap Fasteners Included
- Yes
- Product Attributes - Main Bearings Included
- No
- Product Attributes - Rear Main Seal Style
- 2-piece
- Product Attributes - Finished Cylinder Bores
- No
- Product Attributes - Raised Cam Location
- Yes
- Product Attributes - Cam Bearings Included
- No
- Product Attributes - Freeze Plugs Included
- Yes
- Product Attributes - Remanufactured
- No
- Product Attributes - Quantity
- Sold individually.
- Product Attributes - Notes
- Block has +.400 raised camshaft location.
Reference Information
| Brand Name/s | Dart |
|---|---|
| StreetFX SKU | drt31213455 |
| SFX Item ID | 5089019 |
| Supplier Item Code | 5089019 |
| Manufacturer SKU | 31213455 |
| Manufacturer UPC | 807051046359 |
| Alternative References | 4-Bolt, 2-Piece |
Compatibility
| Application Data |
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