Chevy BBC 454 B-4.500 Dh-9.800 4-Bolt Billet Main Bare Iron Engine Block

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MPN: 1-286-012-01 UPC: 840136502517
Available Extended Warranty Eligible
US $2,390.40

Out of Stock


Part Number:1-286-012-01
Part Type:Engines, Bare Blocks
Cylinder Bore Diameter: 4.500 in.
Bore & Stroke: 4.625 in. x 4.500 in. Max Recommended
Cam Journal OD: Standard BBC
Cam Plug:2.215 in. Dia. Cup Plug
Cylinder Wall Thickness: 0.300 in. min @ 4.600 in. Bore
Deck Height: 9.800 in.
Deck Thickness:0.600 in. Min
Fuel Pump :Standard Mechanical Provision
Fuel Pump Pushrod:Standard Length
Freeze Plugs: 1-5/8 in. Press In Cup Plugs
Lifter Bores: BBC 0.8427-0.8437 in. +.300 (Gen V. VI Style)
Main Bearing Size: STD BBC
Main Bearing Bore: 2.937" - 2.938"
Main Cap Bolts:#1 1/2 in. (2) 3/8 in. (2)
#2, 3, 4 1/2" (2) Splayed (2)
#5 1/2" in. (2) 3/8 in. (2)
Main Cap Press: 0.005 in
Main Caps: All 5 Billet Steel. 3 Center Caps Splayed
Main Cap Register: Deep Stepped Register (No Need for Dowels)
Oil System:Wet Sump - Main Priority Oiling (Can Use Dry Sump)
Oil Pump Shaft:Standard BBC
Oil Filter:Standard BBC
Oil Pan:Standard BBC GEN V. Bolt Pattern
Rear Main Seal:Std. 2 Piece / FelPro #2918 or 1pc Seal
Serial No. Location:On front main cap/ Front Passenger Below Deck
Starter:Standard BBC/ Gen IV
Stud Holes, Head:Blind Tapped
Timing Chain/Gears:Standard BBC Gen IV
Timing Cover: Gen VI 6 Bolt Cover
Torque Specs:All 1/2" Bolts - 105ft. lbs.
Weight:260 Lbs @ 4.500 in. Bore
Quantity:Sold individually.

Oil Pan: PCE300.1100 Oil Pan Gasket: PCE350.1022

Calculator:CFM Calculator


The next level of performance is these cast iron Chevy Big Blocks. Designed to look standard under your bonnet, and work with stock components.Block is ready for the street racer or all out racer with added strength and cubic inches.All the factory flaws redesigned to eliminate all problems, still using water jacket design.Blocks are cast from highest quality high-density iron with extra-thick cylinder walls and decks.The blocks webs are stronger and fitted with billet steel 4-bolt main caps.Ideal for for supercharged, turbocharged and nitrous applications!

Features Include: Extra thick cylinder walls & decks, 4 bolt splayed mains, enlarged bosses for offset or oversize lifters;and scalloped water jacket holes for improved cooling.

Used in 1500+HP Applications!

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This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

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