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Chevrolet Performance Aluminum 90 Degree V6 Engine Blocks 10134371

Engine Block, Aluminum, 4-Bolt Mains, 3.980 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, 4.3L, V6, Each

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Chevrolet Performance Aluminum 90 Degree V6 Engine Blocks

Brand: Chevrolet Performance

Manufacturer's Part Number: 10134371

Part Type: Engines, Bare Blocks

Product Line: Chevrolet Performance Aluminum 90 Degree V6 Engine Blocks

Summit Racing Part Number: NAL-10134371

Main Journal Type: OEM

Engine Block Style: Stock/OEM standard deck

Deck Height (in): 9.025 in.

Cylinder Bore as Shipped: 3.980 in.

Cylinder Bore Diameter: 4.125 in.

Engine Block Material: A-356 aluminum

Engine Block Weight (lbs): 78 lbs.

Main Bolt Style: 4-bolt

Main Caps Included: Yes

Main Cap Material: Steel

Main Cap Fasteners Included: Yes

Main Bearings Included: No

Rear Main Seal Style: 2-piece

Finished Cylinder Bores: No

Raised Cam Location: No

Cam Bearings Included: No

Freeze Plugs Included: No

Quantity: Sold individually.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

Tool Stroker Combinations

These Chevrolet Performance aluminum 90 degree V6 engine blocks feature a new, improved design that is available with either 350 or 400 size main journals. They are manufactured from A-356 aluminum alloy with a 3.980 in. diameter bore and feature thicker deck surfaces with reinforced front and rear bulkheads. Chevrolet Performance aluminum 90 degree V6 engine blocks use head bolt holes that have been blind-tapped to eliminate any chance of coolant leaks, and 4-bolt main caps machined from 4340 chromoly steel. With an upgraded dry sump oiling system and 2-piece rear main seal, these Chevrolet Performance aluminum 90 degree V6 engine blocks make an excellent choice for the foundation of your engine.

Warranty

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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