Engine Blocks

LSR Standard Deck Aluminum Race Block LSR-SD10X The NEW LSR (R = Reinforced) Aluminum Standard Deck Race Blocks are 100% American made and come semi-finished with a 9.245" deck and as standard 4.117" rough bore size. The block is cast with...

Chevrolet Performance LSX 9.720" Deck Iron Bare Block 19417354 - 3.880" Bore Features: CNC Machined Cast Iron Block Wet or Dry Sump Capability Siamese Cylinder Bores 6-Bolt Main Caps Tall Deck 9.720" Semi-Finished Deck Height 3.880"...

Chevrolet Performance LSX 9.260" Deck Iron Bare Block 19417351 - 3.880" Bore Features: CNC Machined Cast Iron Block Wet or Dry Sump Capability Siamese Cylinder Bores 6-Bolt Main Caps 9.260" Semi-Finished Deck Height 3.880" Finished Bore (4...