GM Buick 1241860 Head Castings, 2.00 Int & 1.600 Exh Valve. 71CC Chamber, Loaded W/Stock Hardware, PAIR. Hot Tanked And Magged, Have Very Minor Port Cleanup. Dated J-29 & K-2, Should Be Disassembled An Checked! Very Nice Condition, Guaranteed! The free listing tool. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engines & Engine Parts\Other Engine Parts". The seller is "terry_rosebush_motorsports" and is located in this country: US. This item can be shipped worldwide. Vintage Car Part: Yes Manufacturer Part Number: 1241860 Brand: General Motors