Caterpillar C12 Engine Parts

ATL Diesel has everything you need to get the most out of your Caterpillar diesel engine. If you have a Cat C12, we have got you covered. Our inventory includes a wide selection of high-quality Cat C12 parts and accessories. The collection includes rebuild kits, cylinder heads, follower assemblies, camshafts, turbos & injectors, oil & water pumps, caterpillar C12 overhaul kits, and much more. Each component is made from durable and high-quality materials, ensuring that your engine will be running smoothly for years to come. Each of our Cat C12 parts is compatible with OEM parts, making installation seamless. Check out our selection today!

Give us your Engine Serial Number at checkout to confirm your part numbers!

Caterpillar C12 Platinum Overhaul Rebuild Kit | C12PLATKIT

Atldiesel

$7,845.00

Caterpillar C12 Out of Frame Overhaul Rebuild Kit | C12OHKIT

Atldiesel

$2,795.00

Caterpillar C12 Inframe Overhaul Rebuild Kit | IF1442948

Atldiesel

$2,495.00

Caterpillar C12 Re-Ring Inframe Rebuild Kit | IF1442948RR

Atldiesel

$1,750.00

Caterpillar C12 NEW Loaded Cylinder Head | N162-0683VS

Atldiesel

$2,895.00

Caterpillar C12 New Headbolt Kit | ATLC12HBK

Atldiesel

$241.00

Caterpillar C12 Cylinder Kit | 1442948CK

Atldiesel

$395.00

2266620 | Caterpillar C12 Rear Structure Gasket Set

Atldiesel

$89.00

2123463 | Caterpillar C12 Remanufactured Fuel Injector

Atldiesel

$409.00

2335220 | Caterpillar C12 New Oil Pump

Atldiesel

$385.00

3522077 | Caterpillar C12 New Water Pump

Atldiesel

$287.00

1154517 | Caterpillar C12 New Oil Cooler

Atldiesel

$549.00

Caterpillar C12 Main Bearing Kit | 2110587 / 2110588

Atldiesel

$219.00

1382012 | Caterpillar C12 New Camshaft

Atldiesel

$795.00

R1382012 | Caterpillar C12 Remanufactured Camshaft

Atldiesel

$550.00

1364335 | Caterpillar C12 New Camshaft

Atldiesel

$795.00

R1364335 | Caterpillar C12 Remanufactured Camshaft

Atldiesel

$550.00

Caterpillar C12 Camshaft Bearing Kit (7) | 150826

Atldiesel

$139.00

2027475 | Caterpillar C12 New Injector Lifter

Atldiesel

$52.00

1159400 | Caterpillar C12 New Injector Rocker Arm

Atldiesel

$85.00

3418889 | Caterpillar C12 Injector Pushrod | 1159400

Atldiesel

$44.00

1139016 | Caterpillar C12 New Connecting Rod

Atldiesel

$139.00

Caterpillar C12 Ceramic Coated HP Exhaust Manifold | 88010
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Caterpillar C12 Ceramic Coated HP Exhaust Manifold | 88010

Atldiesel

$1,850.00 $1,950.00

3887285 | Caterpillar C12 Fuel Supply Pump

Atldiesel

$310.00

1906205 | Caterpillar C12 New Turbo

Atldiesel

$2,150.00

1906205 | Caterpillar C12 Reman Turbo

Atldiesel

$1,395.00

1481973 | Caterpillar C12 New Flywheel Housing

Atldiesel

$1,395.00

109-5308 | Caterpillar C12 Oil Pan Gasket

Atldiesel

$109.00

1482144 | Caterpillar C12 New Fully Loaded Cylinder Head

Atldiesel

$2,895.00

1014004 | Caterpillar C12 New Fully Loaded Cylinder Head

Atldiesel

$2,895.00

1620683 | Caterpillar C12 New Fully Loaded Cylinder Head

Atldiesel

$2,895.00

1161684 | Caterpillar C12 New Fully Loaded Cylinder Head

Atldiesel

$2,895.00

0R8434 | Caterpillar C12 New Fully Loaded Cylinder Head

Atldiesel

$2,895.00

1799458 | Caterpillar C12 New Fully Loaded Cylinder Head

Atldiesel

$2,895.00

R3371970 | Caterpillar C12 Remanufactured Camshaft

Atldiesel

$550.00

0R9428 | Caterpillar C12 Remanufactured Camshaft

Atldiesel

$550.00

R1382013 | Caterpillar C12 Remanufactured Camshaft

Atldiesel

$550.00

R1442912 | Caterpillar C12 Remanufactured Camshaft

Atldiesel

$550.00