Pistons › BBCR5115-030 BBC CP Pistons BBCR5115-030 BBC CP Pistons $1,407.00 Big Block Chevy 490 CI 4.280 Bore 4.250 Stroke 6.385 Rod, 10.5:1 with 118cc headBore: 4.280"Stroke: 4.250"Rod Length: 6.385"Compression Height: 1.270"Dome Height: +0.285"Dome/Dish Volume: +26.9ccReference Chamber: 118.0ccCatalog Compression Ratio: 10.50:1Piston Weight: 626gResulting Displacement: 490 cid Big Block Chevy 490 CI 4.280 Bore 4.250 Stroke 6.385 Rod, 10.5:1 with 118cc headBore: 4.280"Stroke: 4.250"Rod Length: 6.385"Compression Height: 1.270"Dome Height: +0.285"Dome/Dish Volume: +26.9ccReference Chamber: 118.0ccCatalog Compression Ratio: 10.50:1Piston Weight: 626gResulting Displacement: 490 cid Add To Cart Added! You Might Also Like BLT-1114-010 LT 5.3L CP Pistons $1,182.30 BBC5310-100 BBC CP Pistons $1,068.90 BLS1220-040 LS1/LS2/LS3 CP Pistons $955.00 BLS1202-010 LS7 CP Pistons $955.50 BBC5317-STD BBC CP Pistons $1,068.90