Description
This bore sleeve comes standard on tall deck RHS Race Blocks with 4.125 bore. This replaces the sleeve on these blocks and is made of spun cast iron.
This Racing Head Service (Rhs) 549104-1 Cylinder Sleeve – Tall-Deck Race Block, 4.125″ Bore Diameter is a curated choice in our Drain Liners line, providing both quality and value.
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