
WORLD PRODUCTSPART NUMBER: 955-084130
SBC Motown Iron Race Block Mains: 400
$4,54946
Truck Freight
4.120 in. Bore
Billet Mains
Billet Mains
Motown Cast Iron Engine BlockSmall Block Chevy 400 Mains 4.120 in. Bore Billet Splayed 4-Bolt Main Caps
Features
- Material: Cast iron
- Deck Height: 9.025 in. (standard Chevy)
- Deck Thickness: .600 in. minimum
- Cam Bearings: Standard Chevy
- Camshaft Location: Stock
- Lifter Bores: Indexed (stock .8437 in. bore)
- Bore: 4.120 in. (hone to 4.125 in.)
- Maximum Bore: 4.200 in.
- Cylinder Wall Thickness: .250 in. @ 4.200 in. bore
- Lubrication: Priority main oiling system
- Filtration: Integral mount for spin-on filter
- Oil Pan Rails: Solid stock width (can be clearanced for Strokers)
- Crank Clearance: 4.000 in. stroke (with H-Beam steel rods)
- Main Caps: Billet 4-bolt (7/16 in.) with dowels to handle extreme pressures
- Fuel Pump: OE mount
- Starter: OE mount
- Motor Mounts: Front and side
- Cylinder Head Holes: Blind tapped to prevent leaks
- Cam location is raised .134 in. over the stock Chevy location
- Machined with Big Block Chevy cam journal
- Weight: Approximately 200 lbs.
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.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeEngine Block
BrandWORLD PRODUCTS
Package Height16.0
Package Width22.0
Package Length25.0
Weight200.0 PG
Part CategoryPerformance Parts
Main Journal Type400 mains
Engine Block StyleStock/OEM standard deck
Engine Block MaterialCast iron
Cylinder Bore As Shipped4.115 in (104.521 mm)
Engine Block Weight (Lbs.)195
QuantitySold individually
Raised Cam LocationNo
Freeze Plugs IncludedNo
Main Bolt Style4-bolt
Deck Height9.025 in (229.235 mm)
Main Bearings IncludedNo
Main Cap MaterialSteel
Rear Main Seal Style2-piece
Main Caps IncludedYes
Finished Cylinder BoresNo
Cylinder Bore Diameter4.125 in (104.775 mm)
Cam Bearings IncludedNo
Part FitmentSemi Universal
Main Cap Fasteners IncludedYes
Vendor Part Number084130
Package Qty1
Package TypeEA
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