Dart Big M2 Big Block Chevy Cast Iron Bare Blocks 31223554

Name: Dart Big M2 Big Block Chevy Cast Iron Bare Blocks
Brand: Dart
SKU: DRT-31223554
Price: 3599.99 USD
Availability: OutOfStock
Rating: 0 (0 reviews)

Write the First Review

Part Number: DRT-31223554

$3,599.99

Dart Big M2 Big Block Chevy Cast Iron Bare Blocks

Bare Blocks, Dart Big M Sportsman Series, Cast Iron,10.200 in. Deck Height, 4.560 in,Bore,4-Bolt Main,2-Piece Rear Main Seal, Big Block, Chevy, Each
See More Specifications | Check the Fit

Dart Big M2 Big Block Chevy Cast Iron Bare Blocks 31223554

DRT-31223554

Not Yet Reviewed

Part Number: DRT-31223554

Estimated Ship Date: Feb 17, 2027

$3,599.99

Overview

Applications

Q&A

Instructions & Calculators

Estimated Ship Date: Feb 17, 2027 Would you rather pick it up?

Overview

Brand:

Dart

Manufacturer's Part Number:

31223554

Part Type:

Engines, Bare Blocks

Product Line:

Dart Big M2 Big Block Chevy Cast Iron Bare Blocks

Summit Racing Part Number:

DRT-31223554

UPC:

807051046021

Main Journal Type:

Chevy 454

Engine Block Material:

Cast iron

Engine Block Style:

Aftermarket

Engine Block Deck Height:

Tall deck

Deck Height (in.):

10.200 in.

Cylinder Bore as Shipped:

4.550 in.

Cylinder Bore Diameter:

4.560 in.

Maximum Bore Diameter (in.):

4.625

Camshaft Location:

Standard

Engine Block Weight (lbs.):

280 lbs.

Main Bolt Style:

4-bolt

Main Caps Included:

Yes

Main Cap Material:

Ductile iron

Main Cap Fasteners Included:

Yes

Main Bearings Included:

Rear Main Seal Style:

2-piece

Finished Cylinder Bores:

Raised Cam Location:

Cam Bearings Included:

Freeze Plugs Included:

Yes

Remanufactured:

Quantity:

Sold individually.

Dart Big M2 Big Block Chevy Cast Iron Bare Blocks

Dart engineered the Big M to be the strongest, most reliable, and easiest-to-build big block on the market. The Dart Big M2 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. They're 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. Choose from the available deck height and cylinder bore diameter options.

Applications