CONCEPT PERFORMANCE
LSR Tall Deck Aluminum Race Block Double Cross Drilled LSR-TD2XRC - Raised Cam
- PART NUMBER:
- LSR-TD2XRC
- MPN:
- LSR-TD2XRC
- Availability:
- Ships from manufacturer
- Shipping:
- Free over $98 in U.S. 48
- Type:
- LSR Blocks
- Material:
- 356 T6 Aluminum
- Deck Height (in.):
- 9.770 Semi-Finished
- Bore (in.):
- 4.117 Semi-Finished
- Main Bearing Size:
- Stock
- Main Cap Material:
- 1045 Billet
- Main Cap Type:
- 8-Bolt (#2,3,4)
- Main Studs:
- ARP
- Cam Location:
- Raised
- Lifter Bore Diameter (in.):
- .842 (Stock)
- Freeze Plugs:
- N/A LSX Style Drain Holes
- Rear Seal:
- Stock
- Front Cover Type Required:
- Production LS
- Rear Cover Required:
- LSX Style
- Weight (lbs):
- TBD
- Notes:
- LSR Tall Deck Double Cross Bolt Raised Cam Block 4.600 Max Stroke, Billet Main Caps, ARP Bolts and Studs, 0.020” left for Decking, Crankshaft is 0.003” under for honing, Camshaft is Finished
Description
LSR Tall Deck Aluminum Race Block Double Cross Drilled LSR-TD2XRC - Raised Cam
The NEW LSR (R = Reinforced) Aluminum Standard Deck Race Blocks are 100% American made and come semi-finished with a 9.245" deck and 4.117" rough bore size. The block is cast with Proprietary 356 T6 Aluminum Ingot and features Spun Ductile Iron Sleeves. The LSR block options include standard or tall deck (raised cam option for tall deck) and Double Cross Bolted Main Caps.
Reinforced Features of the LSR Blocks include:
-
Cross Braced Lifter Valley with Individual Drain Backs
- Reinforced 0.750" Deck
-
40% larger Main Cap Surface with a Double Crossbolt Option
-
Added Stock to the Front and Rear Valley Walls
-
Pro-Gram Engineering Main Caps SAE 1045 Billet
-
ARP 7/16" Upgrade Main Stud Option
-
Maximized Crank-saddle Radius​
-
​Added 7th Transmission Bolt Hole to Accept Early Style GM Transmission
- Includes Cam Bearings and Plug & Dowel Kit
-
Weighs 113 lbs w/ Main Caps
-
Standard Deck Finish Height 9.240"
-
Tall Deck Finish Height 9.750"
-
Bore Range 4.160" - 4.200"
-
Raised Cam Options Spring of 2017
-
Front Oil Feed Line Can Be Restricted for Mechanical Lifter Options
-
6-Bolt Cylinder Head Pattern also Works with Production Cylinder Heads
-
Cam Tunnel 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.
-
Accepts Production LS Front Cover and LSX Style Rear Cover
-
100% American Made and Finished
Note: Ocean Freight is available to Australia! Contact us for details.