Concept Performance - LSR Engine Blocks

Performance Wholesale are Australian distributors for Concept Performance LSR Engine Blocks.
Please contact our sales team for all enquiries.

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The LSR aluminium engine block is cast of a proprietary 356 T6 Aluminium Ingot, featuring Spun Ductile Iron Sleeves. The standard deck 9.240" and the tall deck 9.720", with or without raised cam, will be available with our exclusive Double Cross Bolted Main Cap Feature.

 

LSR

Reinforced from top to bottom. Features like added cross bracing in the lifter valley, maximized crankshaft saddle radius and a 40% larger footprint from our double crossbolted main caps means the LSR is built for maximum performance.

 

100% MADE IN THE U.S.A

Concept Performance prides itself in providing quality products that are 100% cast, machined, and assembled in the United States of America. More specifically, right here in the U.S Midwest.

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FEATURES AND BENEFITS

Features And Benefits

The LSR aluminium engine block is cast of a proprietary 356 T6 Aluminium Ingot, featuring Spun Ductile Iron Sleeves. The standard deck 9.240" and the tall deck 9.720", with or without raised cam, will be available with our exclusive Double Cross Bolted Main Cap Feature.

Reinforced from Top to Bottom...​

  • Cross Braced Lifter Valley with Individual Drain Backs

  • 40% larger Main Cap Surface with a Double Crossbolt Option

  • Short or Tall deck blocks feature a Heavy Duty 0.750" deck thickness

  • Added Stock to the Front and Rear Valley Walls

  • (option) Pro-Gram Engineering Main Caps SAE 1045 Billet

  • ARP Main Stud Options

  • Maximized Cranksaddle Radius​

  • ​Added 7th Transmission Bolt Hole to Accept Early Style GM Transmission

  • LSR Engine Block weighs 113 lbs with Main Caps

  • Standard Deck Height 9.240"

  • Tall Deck Height Finishes At 9.720"

  • Bore Range 4.065" - 4.190"

  • Raised Cam Options available early 2017

  • Front Oil Feed Line Can Be Restricted for Mechanical Lifter Options

  • 6 Bolt Cylinder Head Pattern

  • Cam Bore Can Be Machined to Accept 60mm Roller Bearings

  • Lifter Bore Diameter Can Be Increased for Different Applications

  • ​The Double Crossbolt option gives you an 8 bolt main on 2, 3, and 4.

  • All OEM LSX parts such as covers, pans and accessories work seemlessly with the LSR

  • With the LSR, you are buying 100% American made and finished product

 

 

LSR-SD1X LSR SD1X
9.240" Deck Height with Single Crossbolted Main Caps

LSR-SD2X LSR SD2X
9.240" Deck Height with Dual Crossbolted Main Caps

LSR-TD2X LSR TD2X
9.720 Deck Height with Dual Crossbolted Main Caps

LSR-TDRC2X LSR TDRC2X
9.750" Deck Height with Dual Crossbolted Main Caps. Raised Cam Position (0.388) with Relocated Priority Main Oil Line to Accommodate a 4.600" Stroke.

 

Contact our sales team for all enquiries 07 3808 1986