Concept Performance LSR Tall Deck, Double Cross Bolt Mains, Raised Cam Tunnel & Relocated Priority Main Oiling

LSR-TD2XRC Concept Performance LSR Tall Deck, Double Cross Bolt Mains, Raised Cam Tunnel & Relocated Priority Main Oiling

1,500(+) HP Capable

• 100% Made in USA
• 356 T6 Premium Aluminum
• Spun Ductile Iron Sleeves
• 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
• Added 7th Transmission Bolt Hole to Accept Early Style GM Transmission
• Maximized Cranksaddle Radius
• Front Oil Feed Line Can Be Restricted for Mechanical Lifter Options
• 6 Bolt Cylinder Head Pattern
• All OEM LSX parts such as covers, pans and accessories work seemlessly with the LSR

LSR Block Specs

• Standard Deck: 9.240″
• Tall Deck: 9.720
• Bore Range: 4.065-4.190
• Weight: 113lbs w/main caps
• Billet Main Caps

LSR Block Options

• ARP Main Stud Options
• Cam Bore Can Be Machined to Accept 60mm Roller Bearings
• Lifter Bore can accept larger bore or key way style lifter
• Double Cross Bolt Option- Increases to 8 Bolt Main
• Solid Fill – No Water Jacket – Full Send Maximum Powa’

Standard Deck Options

• Standard Deck – Single Cross Bolt PN LSR-SD10X
• Standard Deck – Dual Cross Bolt PN LSR-SD2X
• Standard Deck SOLID FILL PN LSR-FMJ-SD2X

Tall Deck Options (All Dual Main Cross Bolts)

• Tall Deck – STD Cam Height PN LSR-TD2X
• Tall Deck – Raised Cam Height PN LSR-TD2XRC
• Tall Deck SOLID FILL – Standard Cam Height PN LSR-FMJ-TD2X
• Tall Deck SOLID FILL – Raised Cam Height PN LSR-FMJ-TD2XRC