Looking for aftermarket parts to modify or upgrade your 1981 Mercury Marquis with timing chains? At Tunersports.com we carry a huge selection of the top name brand performance timing chain parts and accessories.

IN STOCK - DROPSHIPS 2135comes complete with Gears and chain. Ideal for mild street performance applications.... COMP Cams Magnum Double Row Timing Set FW 69 1978-1981 Mercury Marquis Base / Brougham $105.57 |
IN STOCK - DROPSHIPS 3135CPGCOMP Cams Hi-Tech Roller Race Timing Sets include cast iron camshafts gears, induction hardened billet steel crank sprockets, and pre-stretched, heat-treated double roller chains with heavy-duty large pin design. They feature 3 keyway crank sprockets for 4? incremental adjustability with 4? maximum ... COMP Cams Hi-Tech Roller Timing Set FW 1978-1981 Mercury Marquis Base / Brougham $130.63 |

OUT OF STOCK M-6269-A302When your cam 'walks' in the block, it grinds the cam gear against the face of the block. Ford Racing thrust plates will not only protect your block, they can even free up some extra horsepower.... Ford Racing 302-351W Camshaft Retainer Plate 1978-1982 Mercury Marquis Base / Brougham $86.58 |