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Dart Little M2 Small Block Chevy Cast Iron Bare Blocks 31182135 Blocks, M Series, Iron, 9.500 in. Deck Height, 4.000 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Block, Chevy, Each

SKU: DRT31182135

Engines, Bare Blocks

Dart Little M2 Small Block Chevy Cast Iron Bare Blocks 31182135 Blocks, M Series, Iron, 9.500 in. Deck Height, 4.000 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Block, Chevy, Each

SKU: DRT31182135

Engines, Bare Blocks
A$11,690.39
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

Exclusive Dart flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Dart part numbers. There's never been a better time to buy your Dart upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:42:31

Data: v4.2 - Upd: 2026-11-09 03:17:43

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Dart
StreetFX SKU drt31182135
SFX Item ID 5090031
Accounting SKU drt-31182135
Manufacturer SKU 31182135
Manufacturer UPC 807051045253
Alternative References 31182135, DRT-31182135

Bare Blocks, Dart Little M Series, Cast Iron, 9.500 in. Deck Height, 4.000 in. Bore, 4-Bolt Main, 2-Piece Rear Main Seal, Small Block, Chevy, Each

The Dart Little M is designed from the ground up as a true racing engine block which can be used with standard off-the-shelf small block components. These small block Chevy bare blocks are 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. Front and rear external oil feed, crossover and restrictor provision simplify plumbing with external pumps. Select from various options:
• Chevy 350 or 400 main journal type
• Aftermarket or stock/OEM standard deck style
• Standard or tall deck height
• Cylinder bore dimensions

Product Attributes
BrandDart
Manufacturer's Part Number31182135
Part TypeEngines, Bare Blocks
Product LineDart Little M2 Small Block Chevy Cast Iron Bare Blocks
UPC807051045253
Main Journal TypeChevy 400
Engine Block MaterialCast iron
Engine Block StyleAftermarket
Engine Block Deck HeightTall deck
Deck Height (in.)9.500 in.
Cylinder Bore as Shipped3.990 in.
Cylinder Bore Diameter4.000 in.
Maximum Bore Diameter (in.)4.185
Camshaft LocationRaised 0.391 in.
Engine Block Weight (lbs.)205 lbs.
Main Bolt Style4-bolt
Main Caps IncludedYes
Main Cap MaterialBillet steel
Main Cap Fasteners IncludedYes
Main Bearings IncludedNo
Rear Main Seal Style2-piece
Finished Cylinder BoresNo
Raised Cam LocationYes
Cam Bearings IncludedNo
Freeze Plugs IncludedYes
RemanufacturedNo
QuantitySold individually.
NotesBlock has +.391 raised camshaft location.

Compatibility

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