Pistons › BLS1148-005 LS1/LS2/LS3 CP Pistons BLS1148-005 LS1/LS2/LS3 CP Pistons $1,016.40 Chevy 403ci All LS 15°/L92 Bore 4.005 CH 1.110 Stroke 4.000 Rod 6.125 CR 12 Dome Head 68ccBore: 4.005"Stroke: 4.000"Rod Length: 6.125"Compression Height: 1.110"Dome Height: +0.082"Dome/Dish Volume: +5.0ccReference Chamber: 68.0ccCatalog Compression Ratio: 12.10:1Piston Weight: 418gResulting Displacement: 403 cid Chevy 403ci All LS 15°/L92 Bore 4.005 CH 1.110 Stroke 4.000 Rod 6.125 CR 12 Dome Head 68ccBore: 4.005"Stroke: 4.000"Rod Length: 6.125"Compression Height: 1.110"Dome Height: +0.082"Dome/Dish Volume: +5.0ccReference Chamber: 68.0ccCatalog Compression Ratio: 12.10:1Piston Weight: 418gResulting Displacement: 403 cid Add To Cart Added! You Might Also Like BBCRE5334-105 BBC CP Pistons $1,778.70 BLS1202-010 LS7 CP Pistons $955.50 BBCSRE5326-125A BBC CP Pistons $1,778.70 BBC5113-030 BBC CP Pistons $1,068.90 BBCSRE5325-105A BBC CP Pistons $1,778.70