Product Discontinued

DARTPART NUMBER: 301-31274354

Aluminum Big M Engine Block 4.250" Bore

Name: Aluminum Big M Engine Block 4.250" Bore
Brand: DART
SKU: 301-31274354
Price: 7628.89 USD
Availability: OutOfStock

Currently Unavailable

This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

Aluminum Blocks W/Ductile Iron Main Caps

4.250'' Bore
10.200'' Deck Height
Ductile Iron Main Caps

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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Part TypeEngine Block

BrandDART

Package Width265.0

Weight265.0 PG

Part CategoryPerformance Parts

Main Journal TypeOEM

Engine Block StyleAftermarket/OEM tall deck

Engine Block MaterialAluminum

Cylinder Bore As Shipped4.24 in (107.696 mm)

Engine Block Weight (Lbs.)168

QuantitySold individually

Raised Cam LocationNo

Freeze Plugs IncludedNo

Main Bolt Style4-bolt

Deck Height10.2 in (259.08 mm)

Main Bearings IncludedNo

Main Cap MaterialDuctile iron

Rear Main Seal Style2-piece

Main Caps IncludedYes

Finished Cylinder BoresNo

Cylinder Bore Diameter4.25 in (107.95 mm)

Cam Bearings IncludedNo

Part FitmentSemi Universal

Main Cap Fasteners IncludedYes

Vendor Part Number31274354

Package Qty1

Package TypeEA

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