Merlin IV Big Block Chevy Cast Iron Engine Bare Block

Name: Merlin IV Big Block Chevy Cast Iron Engine Bare Block
Brand: WORLD PRODUCTS
SKU: 955-095112
Price: 4645.49 USD
Availability: InStock

^$4,645⁴⁹

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Ships on 09/11/2026

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4.595 in. Cylinder Bore

Merlin IV Cast Iron Engine Block

Big Block Chevy

2-Piece Rear Main Seal

4.595" Bore

10.200" "Tall" Deck Height

Standard BBC Camshaft Bearing Journal

Standard BBC Lifter Bore

Billet Steel Main Caps

Features:

High-Density Cast Iron Construction
Priority Main Oiling
Front Oil Inlet and Restrictor Provision
Bores to 4.625 in. max
Cylinder Walls 0.310 in. @ 4.600 in. Bore
Valley Accommodates OE Roller Lifters or Use +.300 in. Tall Aftermarket Lifters
Clearance for 4.750 in. Stroke - 10.200 in. Deck
Splayed 4-Bolt Main Caps with Dowels & Stepped Register, ARP Fasteners
2-Piece Rear Main Seal
Accepts Standard Big Block Chevy Components
OE-style Fuel Pump & Starter Mounts
Approximately 270 lbs
Rated to 1000+ Horsepower

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

BrandWORLD PRODUCTS

Package Width260.0

Weight260.0 PG

Part CategoryPerformance Parts

Engine Block Weight (Lbs.)260

Part FitmentSemi Universal

Deck Height10.2 in (259.08 mm)

ToolStroker Combinations

Vendor Part NumberWPI095112

Package Qty1