Looking for aftermarket parts to modify or upgrade your 1981 Checker Marathon with camshafts? At Tunersports.com we carry a huge selection of the top name brand performance camshaft parts and accessories.

IN STOCK - DROPSHIPS 12-368-4For Hydraulic Flat Tappet Lifters... COMP Cams Camshaft CS 292XFI H-13 1980-1982 Checker Marathon Base / Deluxe $311.32 |
IN STOCK - DROPSHIPS 12-388-4For Hydraulic Flat Tappet Lifters... COMP Cams Camshaft CS 252Ah-12 (V-8 T.P 1980-1982 Checker Marathon Base / Deluxe $311.32 |
IN STOCK - DROPSHIPS 12-400-4For Hydraulic Flat Tappet Lifters... COMP Cams Camshaft CS 268Th-15 1980-1982 Checker Marathon Base / Deluxe $311.32 |
IN STOCK - DROPSHIPS 12-402-4For Hydraulic Flat Tappet Lifters... COMP Cams Camshaft CS 260AH-14 1980-1982 Checker Marathon Base / Deluxe $311.32 |
IN STOCK - DROPSHIPS 12-404-4For Hydraulic Flat Tappet Lifters... COMP Cams Camshaft CS 268Ah-14 1980-1982 Checker Marathon Base / Deluxe $311.32 |
IN STOCK - DROPSHIPS 12-405-5SBC - 1955-57 models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CS 290As-14 1980-1982 Checker Marathon Base / Deluxe $325.96 |
IN STOCK - DROPSHIPS 12-406-5SBC - 1955-57 models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a Camshaft with the oiling groove, please call us at 1-800-999-0853 or contact us, and we will assist you with placing an order.... COMP Cams Camshaft CS 310Bs-14 1980-1982 Checker Marathon Base / Deluxe $325.96 |
SHIPS FROM MANUFACTURER 12-407-8COMP Cams Camshaft CS XR252HR-10 1980-1982 Checker Marathon Base / Deluxe $522.95 |
OUT OF STOCK 12-408-8excellent all around performance in street carbureted applications. Important Considerations: Works best with COMP Cams roller rockers and matched valve springs. Requires other performance parts (intake manifold, headers, etc.) for best performance.... COMP Cams Camshaft CS XR258HR-10 1980-1982 Checker Marathon Base / Deluxe $586.45 |
SHIPS FROM MANUFACTURER 12-410-8COMP Cams Camshaft CS 260H-R10 1980-1982 Checker Marathon Base / Deluxe $522.95 |
OUT OF STOCK 12-411-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS X4 260HR-11 1980-1982 Checker Marathon Base / Deluxe $586.45 |
OUT OF STOCK 12-412-8Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts, the Xtreme Energy grind family offers gains i... COMP Cams Camshaft CS XR264HR-10 1980-1982 Checker Marathon Base / Deluxe $553.98 |
OUT OF STOCK 12-413-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS X4 270HR-11 1980-1982 Checker Marathon Base / Deluxe $586.45 |
SHIPS FROM MANUFACTURER 12-414-8COMP Cams Camshaft CS X4 280HR-11 1980-1982 Checker Marathon Base / Deluxe $522.95 |
IN STOCK - DROPSHIPS 12-415-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS Nx276HR-13 1980-1982 Checker Marathon Base / Deluxe $586.45 |
IN STOCK - DROPSHIPS 12-416-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS XM 264HR-12 1980-1982 Checker Marathon Base / Deluxe $586.45 |
IN STOCK - DROPSHIPS 12-417-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS XM 270HR-12 1980-1982 Checker Marathon Base / Deluxe $586.45 |
IN STOCK - DROPSHIPS 12-418-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS XM 276HR-12 1980-1982 Checker Marathon Base / Deluxe $586.45 |
IN STOCK - DROPSHIPS 12-419-8For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS Nx288HR-13 1980-1982 Checker Marathon Base / Deluxe $586.45 |
OUT OF STOCK 12-420-8 For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS 270H-R10 1980-1982 Checker Marathon Base / Deluxe $586.45 |
IN STOCK - DROPSHIPS 12-422-8excellent all around performance in street carbureted applications. Important Considerations: Works best with COMP Cams roller rockers and matched valve springs. Requires other performance parts (intake manifold, headers, etc.) for best performance.... COMP Cams Camshaft CS XR270HR-10 1980-1982 Checker Marathon Base / Deluxe $586.45 |
OUT OF STOCK 12-423-8Xtreme Energy 224/230 Hydraulic Roller Cam for Chevy Small Block. Very strong torque with excellent mileage and a smooth idle. Xtreme Energy Cams bridge the gap between Magnum street cams and race only cams. Xtreme Energy Cams provide increased torque, vacuum, response, and power while still providi... COMP Cams Camshaft CS XR276HR-10 1980-1982 Checker Marathon Base / Deluxe $586.45 |
OUT OF STOCK 12-430-8 For Retro-Fit (Link Bar) Hydraulic Roller Lifters... COMP Cams Camshaft CS 280H-R10 1980-1982 Checker Marathon Base / Deluxe $586.45 |
OUT OF STOCK 12-432-8Xtreme Energy 230/236 Hydraulic Roller Cam for Chevy Small Block. Very strong torque with excellent mileage and a smooth idle. Xtreme Energy Cams bridge the gap between Magnum street cams and race only cams. Xtreme Energy Cams provide increased torque, vacuum, response, and power while still providi... COMP Cams Camshaft CS XR282HR-10 1980-1982 Checker Marathon Base / Deluxe $586.45 |
OUT OF STOCK 12-433-8Xtreme Energy 236/242 Hydraulic Roller Cam... COMP Cams Camshaft CS XR288HR-10 1980-1982 Checker Marathon Base / Deluxe $586.45 |