Cast Iron Big Block BRODIX® Blocks

BRODIX® now offers big block Chevrolet compatible cast iron blocks to enhance your racing programs. Proudly made in the USA, these blocks feature premium iron alloy, priority main oiling, a choice of a 9.800 or 10.200 deck height, as well as numerous other features. These new blocks will offer you another affordable option for your racing needs. Please contact your local BRODIX dealer for more details. 

 

 

 

 

 

 

 

PROUDLY MADE
IN THE USA!

 

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ADDITIONAL 10° HEAD BOLT LUGS MACHINED IN DECK AREA


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NODULAR IRON 4-BOLT SPLAYED MAIN CAPS


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4.250, 4.500, AND 4.600 BORE SIZES AVAILABLE


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LIFTER BORES AVAILABLE: .842 OR .903 BORE DIAMETER


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PRIORITY MAIN OILING


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2-PIECE REAR SEAL


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OIL FILTER MOUNTING BOSS IS DESIGNED FOR BOLT-ON OIL FILTER ADAPTER


 
 
 

Block Part Numbers

Block Specifications

BR B4284298S 4.250 .842  9.800 SIAMESE
BR B4584212S 4.500  .842 10.200 SIAMESE
BR B4584298S 4.500 .842 9.800 SIAMESE
 BR B4684212S 4.600  .842  10.200 SIAMESE
 BR B4684298S 4.600 .842  9.800 SIAMESE
BR B4690398S 4.600  .903  9.800 SIAMESE
BR B4690312S 4.600  .903.  10.200 SIAMESE
• Made in the USA
• Premium Iron Alloy
• 4.250, 4.500, and 4.600 Bore Sizes Available
• 9.800 or 10.200 Deck Heights Available
• Standard Cam Location
• Standard Big Block Cam Diameter
• 2-Piece Rear Main Seal
• Lifter Bores Available in .842 o.d. or .903 o.d. Diameter
• Standard Oil Pan
• Priority Main Oiling
• Wet or Dry Sump
• Nodular Iron 4-Bolt Splayed Main Caps
• Standard Fuel Pump Boss
• Additional 10° Head Bolt Lugs Machined in Deck Area
• Accepts Standard Clutch Linkage
• Standard Starter Location
• Standard Motor Mounts

Cam Bearings

Deck Height

• Cam Bearings Are Sold Separately
(8B CAM BEARINGS CI BB)
• Standard Cam Bearings Only

•9.800 or 10.200

Main Caps

Torque Specs

• Nodular Iron 4-Bolt Splayed Main Caps

• Outside Main: 110 ft-lb
• Inside Main: 110 ft-lb
• Front and Rear Main: 110 ft-lb
*All torque specs are based on use of light motor oil.

Stroke Clearance

WARNING

• 4.500 Standard

• Due to variations in lifter styles, the lifter oil bands must be checked at full cam lift to ensure proper valvetrain lubrication.

• Proper assembly always requires that the installer measure all tolerances for proper clearance.

Cam Locations

• Standard Cam Location

Big Block Machining Options

Part #
SS ALIGN HONE
SS BLK MACHINE .903 LIFTER BORES

Description
FINISH HONE OF CRANKSHAFT MAINS
MACHINE BIG BLOCK BRODIX BLOCK FOR .903 LIFTER BORES

Big Block Head Stud Kits

Part #
SK BLOCK CI BB
Description
BLOCK PARTS KIT (PLUGS, DOWEL PINS, RESTRICTORS, AND CAM BEARINGS)