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About Us
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Categories A-F
Aluminum Tubing
Car Covers
Chrome Stuff
Clearance!
Cooling System
Cylinder Heads (PW Heads)
Electrical Items
Engine & Related
Exhaust & Related
Fasteners & Clamps
Fluid Transfer (AN Fittings)
Fuel System
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Gaskets
Gauges & Accessories
Ignition System
Interior, Seating & Safety
Lighting (3SIXTY HID & LED)
Merch & Miscellaneous
New Products
Silicone Hose & Connectors
Thermal/Sound Protection
Tools
Turbochargers
Undercar & Chassis
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What's New?
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364428 Chevrolet LS/LSX 3.990" Bore UHP Ultra High-Performance Aluminum Engine Block
Alternative Views:
Chevrolet LS/LSX 4-Bolt Main 3.990" semi-finished bore UHP Ultra High-Performance Aluminum Engine Block. Priority main oiling, standard cam location, thick deck, splayed 4-bolt mains, 2.75" main bearing bore, 9.24" deck. Uses OE covers, starter. water pump etc. Accepts 6-bolt heads. Required finish machining to spec.
Everyday Low Price:
CDN $
7,999.99
Stock Status:In Stock
Product Code:
364428
Qty:
Description
Technical Specs
Chevrolet LS/LSX 4-Bolt Main 3.990" semi-finished bore UHP Ultra High-Performance Aluminum Engine Block. Priority main oiling, standard cam location, thick deck, splayed 4-bolt mains, 2.75" main bearing bore, 9.24" deck. Uses OE covers, starter. water pump etc. Accepts 6-bolt heads. Required finish machining to spec.
Block Material: Cast aluminum
Bore: Darton Sleeved 3.990” (Max Bore: 4.165”)
Bore & Stroke (Max): 4.165” x 4.10” Maximum Recommended (Check rotating clearances)
Camshaft Bearing Bore: 2.164” Standard (deburring required)
Camshaft Location: Standard
Deck Height: 9.24”
Fuel Pump: No Provision
Frost Plugs: Threaded
Head Bolt/Stud Holes: Upgraded 1/2”
Lifter Bore: Standard .843”
Main Bearing Size: Standard LS
Main Bearing Bore: 2.75”
Main Caps: Billet Steel
Main Cap Bolts: Upgraded 7/16” Splayed
Oiling System: Priority Main
Oil Filter: Standard LS
Oil Pan: Standard LS
Oil Pump : Standard LS
Rear Main Seal: Standard 4.527”
Starter: Standard LS
Timing Chain: Standard LS
Timing Cover: Standard LS
Weight: 121 lbs.
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