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GM LS Aluminum Race Blocks

Tall and standard deck race engine blocks for GM/Chevy Gen III/IV Small Block LS engines.

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  1. LS Aluminum Race Block (9.750") Bore 4.165"

    LS Aluminum Race Block 9.750" Tall Deck 4.165" Bore (Finish Honed)

    Part Number: 54900
    $4,936.80
    LS Aluminum Race Block 9.750" Tall Deck 4.165" Bore (Finish Honed) Learn More
  2. LS Aluminum Race Block 9.750" Tall Deck 4.160" Bore (Ready to Hone)

    LS Aluminum Race Block 9.750" Tall Deck 4.160" Bore (Ready to Hone)

    Part Number: 54900U
    $4,936.80
    LS Aluminum Race Block 9.760" Tall Deck 4.160" Bore (Ready to Hone) Learn More
  3. LS Aluminum Race Block (9.750") Bore 4.125" (Race Block)

    LS Aluminum Race Block 9.750" Tall Deck 4.125" Bore (Finish Honed)

    Part Number: 54901
    $4,936.80
    LS Aluminum Race Block 9.750" Tall Deck 4.125" Bore (Finish Honed) Learn More
  4. LS Aluminum Race Block 9.750" Tall Deck 4.120" Bore (Ready to Hone)

    LS Aluminum Race Block 9.750" Tall Deck 4.120" Bore (Ready to Hone)

    Part Number: 54901U
    $4,834.80
    LS Aluminum Race Block 9.750" Tall Deck 4.120" Bore (Ready to Hone) Learn More
  5. LS Aluminum Race Block (9.240") Bore 4.165" (Race Block)

    LS Aluminum Race Block 9.240" Standard Deck 4.165" Bore (Finish Honed)

    Part Number: 54902
    $4,936.80
    LS Aluminum Race Block 9.240" Standard Deck 4.165" Bore (Finish Honed) Learn More
  6. nfinished Aluminum Race Block (9.250") Bore 4.160" (Race Block)

    LS Aluminum Race Block 9.250" Standard Deck 4.160" Bore (Ready to Hone)

    Part Number: 54902U
    $4,834.80
    LS Aluminum Race Block 9.250" Standard Deck 4.160" Bore (Ready to Hone) Learn More
  7. LS Aluminum Race Block (9.240") Bore 4.125" (Race Block)

    LS Aluminum Race Block 9.240" Standard Deck 4.125" Bore (Finish Honed)

    Part Number: 54903
    $4,936.80
    LS Aluminum Race Block 9.240" Standard Deck 4.125" Bore (Finish Honed) Learn More
  8. LS Aluminum Race Block 9.250" Standard Deck 4.120" Bore (Ready to Hone)

    LS Aluminum Race Block 9.250" Standard Deck 4.120" Bore (Ready to Hone)

    Part Number: 54903U
    $4,834.80
    LS Aluminum Race Block 9.250" Standard Deck 4.120" Bore (Ready to Hone) Learn More
  9. Unfinished Aluminum Race Block (9.760") Bore 4.100" (Race Block)

    LS Aluminum Race Block 9.760" Tall Deck 4.100" Bore (Unfinished)

    Part Number: 54904
    $4,834.80
    LS Aluminum Race Block 9.760" Tall Deck 4.100" Bore (Unfinished) Learn More
  10. Unfinished Aluminum Race Block (9.250") Bore 4.100" (Race Block)

    LS Aluminum Race Block 9.250" Standard Deck 4.100" Bore (Unfinished)

    Part Number: 54905
    $4,834.80
    LS Aluminum Race Block 9.250" Standard Deck 4.100" Bore (Unfinished) Learn More

Items 1-10 of 12

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