Fitment-based search is in development — powered by Convermax and SEMA Data
Dart Engine Block 31213454 product image 1
Dart Engine Block 31213454 product image 2
Dart Engine Block 31213454 product image 3
Dart Engine Block 31213454 product image 4
Dart Engine Block 31213454 product image 5
Dart Engine Block 31213454 product image 6
Dart Engine Block 31213454 product image 7
Dart Engine Block 31213454 product image 8

Dart Engine Block for 1900 Chevrolet Big Block 31213454

SKU: 31213454

$4,799.99

Dart Engine Block for 1900 Chevrolet Big Block 31213454

Limited 6 Month Warranty
Dart Engine Block for 1900 Chevrolet Big Block 31213454

Lifter Valley Head Stud Bosses Prevent Blown Head Gaskets
Dart Engine Block for 1900 Chevrolet Big Block 31213454

Dual Oil Pan Bolt Patterns Fi T Standard And Notched Oil Pans
Dart Engine Block for 1900 Chevrolet Big Block 31213454

Cast From Premium High Strength Iron And Beefed Up In All The Critical Areas
Dart Engine Block for 1900 Chevrolet Big Block 31213454

True Priority Main Oil System Lubricates The Main Bearings Before The Lifters

Verified U.S. Supplier

Fitment Data Included

30-Day Returns
Low in stock

Prop 65 Warning

WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov

Emissions & Compliance

Emissions Compliance Exempt
  • Visa
  • Mastercard
  • Diners Club
  • PayPal
  • American Express
Dart Engine Block for 1900 Chevrolet Big Block 31213454

$4,799.99

$4,799.99

Chevy Big Block

Block Type

Bare

Finish

Gray

Color

Product Description

Dart engineered the Big M to be the strongest, most reliable and easiest to build big block on the market. With deck heights of 9.800 Inch and 10.200 Inch and bore sizes up to 4.600 Inch, the Big M gives you the versatility to build a wide variety of engine combinations. The Big M is fitted with Billet Steel 4-bolt main caps for ultimate bottom end strength.

More Features
  • Competition Oiling System Ensures Adequate Lubrication To The Main Bearings At High RPM
  • Features 4-Bolt Main Bearing Caps In Steel Have Splayed Outer Bolts For Extra Strength

Specifications

Recommended Use
Performance
Block Type
Chevy Big Block
Finish
Bare
Finished Cylinder Bores
No
Color
Gray
Material
Cast Iron
Journal Type
454 Main Journal
Cylinder Bore (IN)
4-1/2 Inch
Cylinder Deck Height (IN)
10.2 Inch
Main Bolt Style
4-Bolt
Main Cap Material
Billet Steel
Weight (LB)
280 Pound
Rear Main Seal Style
2-Piece
Includes Freeze Plugs
Yes
Includes Cam Bearings
No
Includes Main Cap Fasteners
Yes

Fitment / Application

1900 Chevrolet Big Block 1965-1990 Gen IV