ARC Billet Rod Animal Modified 3.740 Inch with .4908 Pin #6248Crank up the displacement in your Animal engine using this ARC billet rod, stretched to 3. 740 inches with a . 4908 inch wrist pin hole for MOD applications (#6248). It's the perfect match for Wiseco 1982P140+ or JE EXF 140+ pistons, forging a stroker combo that pumps out extra cubes for thunderous low end pull. Stroker builds demand rods that can take the abuse, and this one delivers with its forged steel core and rifle drilled oil passages for