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  1. Catalog  /  New Products  /  RHS54903U

Racing Head Service Bare Block Engine - GM LS-Series - 4.125 in Bore

Racing Head Service Bare Block Engine - GM LS-Series - 4.125 in Bore
$6,575.95 
Model RHS54903U
Manufacturer RACING HEAD SERVICE
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Racing Head Service Bare Block Engine - GM LS-Series - 4.125 in Bore

RACING HEAD SERVICE Part Number: 54903U

Details: Engine - Bare Block - 4.125 in Bore - 9.250 Deck - Standard Main - 6-Bolt Mains - 1-Piece Seal - 6-Bolt Head - Aluminum - Natural - GM LS-Series - Each,

State Shipping Restrictions:

Air Shipping Restrictions: YES

Product Notes: Item Catagory: Engines and Components, Engines, Blocks and Components, Engines, Bare Blocks, LS/LT-family engine
This product was added to our catalog on Monday 31 August, 2026.
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C6 Performance is a Proud Member of SEMAProud Member of The National Corvette Museum
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