Pistons › BBC5312-060 BBC CP Pistons BBC5312-060 BBC CP Pistons $1,068.90 Big Block Chevy 24.5cc dome 4.560 Bore 4.000 stroke 6.385 rod, 10.9 to 1 with 118cc headBore: 4.560"Stroke: 4.000"Rod Length: 6.385"Compression Height: 1.400"Dome Height: +0.250"Dome/Dish Volume: +24.5ccReference Chamber: 118.0ccCatalog Compression Ratio: 10.90:1Piston Weight: 699gResulting Displacement: 523 cid Big Block Chevy 24.5cc dome 4.560 Bore 4.000 stroke 6.385 rod, 10.9 to 1 with 118cc headBore: 4.560"Stroke: 4.000"Rod Length: 6.385"Compression Height: 1.400"Dome Height: +0.250"Dome/Dish Volume: +24.5ccReference Chamber: 118.0ccCatalog Compression Ratio: 10.90:1Piston Weight: 699gResulting Displacement: 523 cid Add To Cart Added! You Might Also Like BBC5210-100 BBC CP Pistons $1,068.90 BBC5205-STD BBC CP Pistons $1,068.90 BBC5310-030 BBC CP Pistons $1,068.90 BLT-1002-STDB LT1/LT2 CP Pistons $1,182.30 BLSR1204-005 LS7 CP Pistons $1,182.30