Kenworth and PeterBilt HVAC & Heater Boxes › Replacement Kenworth Heater Core Image 1 of 2 Image 2 of 2 Replacement Kenworth Heater Core CA$395.00 Direct Fit OEM Kenworth Heater CoreSEHD Part #: 601012 Quantity: Purchase Added! Direct Fit OEM Kenworth Heater CoreSEHD Part #: 601012 Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More You Might Also Like Dual Port Block Type Expansion Valve 2008- Mid 2014 (601009) CA$80.00 OEM Kenworth Fresh air Duct (Part #'s 601023,601063) CA$475.00 OEM Style Stainless Steel Duct Flap Assembly CA$125.00 Replacement Kenworth AC Evaporator 1987-2014 CA$425.00 Replacement Blower Fan (601013) CA$240.00