Quick view Add to Wishlist MANLEY Manley SBC 4340 Forged Crank 3.480 Stroke 350 Mains MAN190310NB Crankshaft - 3.480 in Stroke - Internal Balance - Forged Steel - 2-Piece Seal - Small Block Chevy - Each MSRP: $1,072.27 $932.41 Add to Cart The item has been added Compare