725 SOUTH LA CADENA DRIVE COLTON CA USA 92324
909.291.7550

CBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKS

CBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKS

Part Number: CBM-LSXB-SF

Price: $4,999.99
In Stock
Quantity:

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CBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKSCBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKSCBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKS
CBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKS

CBM MOTORSPORTS™ PRO-X™ CAST ALUMINUM ENGINE BLOCKS Product Description:

The CBM Motorsports™ Pro-X engine block was designed for performance, durability and as an alternative to the heavy weight of a cast iron block. It features Siamese cylinder bores and a semi-finished deck height. The CBM Motorsports Pro-X engine block can accept a maximum stroke of 4.250 in., a maximum bore of 4.200 in., and it can support displacements of 454 cu. in. or more. The blocks feature cast aluminum construction with a natural finish. They accept all Gen III and IV LS-style cylinder heads, crankshafts, camshafts, and other components. 

Additional features of the CBM Motorsports Cast Aluminum Pro-X engine block include:

  • Front oil feed lines that can be plugged or restricted for mechanical flat tappet or mechanical lifter applications.
  • Can be safely machined to 9.200 in. deck height.
  • 6-bolt cylinder head bolt pattern.
  • Cam bores that can be machined to accept 60mm roller bearings.
  • Can be machined for larger diameter lifters.
  • External oil pump feed at the rear.
  • Added 7th transmission bolt hole to work with early-style GM transmissions.
  • Can accept a front motor plate for racing use.
  • Threaded freeze plugs that can be used for external heaters or coolers.
  • Windowed main bulkhead.
  • ARP Fastener option.

The CBM Pro-X blocks are available with several different options.

For options, pricing and to place an order please call 909.291.7550 x2003

Brand: CBM Motorsports
Part Number: CBM-LSXB-SF
Other Part Number: LSXB-SF
Engine Block Style: Aftermarket/OEM Standard Deck
Main Journal Type: LS Mains
Deck Height (in): 9.250
Cylinder Bore Diameter: 4.125
Engine Block Material: Cast Aluminum
Main Bolt Style: 6 bolt
Main Caps Included: Yes
Main Cap Material: Steel
Main Cap Fasteners Included: Yes
Main Bearings Included: Yes
Rear Main Seal Style: 1 Piece
Finished Cylinder Bores: Yes
Raised Cam Location: Yes
Cam Bearings Included: No
Freeze Plugs Included: Yes
Quantity: Sold Individually
In Store Pickup: Colton, CA, USA

Designed for performance, durability and as an alternative to the heavy weight of a cast iron block . 

Yes

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