Consistent starts, dependable performance, superior fouling resistance. Replaces Champion Model No. RJ19LM (SKU 585157), J19LM (SKU 585238), RJ17LM, J17LM (SKU 573702), RJ19HX, 5861. Replaces Replaces NGK Model No. B2LM, B2LMY, B4LM, B4LMY, BR2LM (SKU 570040), and BR4LM. Replaces Autolite Model No. 456 and 458.