New Premium Camshaft Assembly for CAT C12 Engines | 3330379

Premium New CAT C12 Camshaft Assembly – 3330379 | 1382012

When it comes to rebuilding CAT engines, not all camshafts are created equal. This premium new CAT C12 camshaft assembly is built to a higher standard than typical aftermarket options, ensuring unmatched durability, precision, and performance under the harshest working conditions.

Manufactured with high-strength alloy steel, precision-ground lobes, and tight OEM+ tolerances, this camshaft delivers smoother valve timing, longer service life, and better overall engine efficiency compared to lower-cost alternatives.

Fits: Caterpillar (CAT) C12 diesel engines
Part numbers: 3330379, 1382012
Brand new: 100% new — no remanufacturing, no reused components
Premium-grade materials: Built to resist fatigue, wear, and extreme temperatures
Precision-ground lobes and journals: For ultra-smooth operation and reduced friction
OEM+ quality manufacturing: Exceeds factory tolerances for better durability and performance
Ready to install: Direct OEM replacement with no modifications needed
Ideal for: Professional rebuilds, fleet maintenance, heavy equipment, and long-haul trucking

If you want reliability that outlasts ordinary replacements, this is the camshaft trusted by serious engine builders and heavy-duty professionals.

Cross Reference:

Manufacturer	OEM Number
CATERPILLAR	138-2021
CATERPILLAR	1382021
CATERPILLAR	333-0379
CATERPILLAR	3330379

Weight	27.216 kg
Dimensions

We offer free standard ground shipping within the USA! If you need your parts in a hurry and would like to get them overnighted or expedited, please give us a call !

NOTE - CUT OFF TIME FOR SAME DAY SHIPPING IS 3PM CENTRAL TIME. ORDERS PLACED AFTER 3PM WILL SHIP OUT NEXT BUSINESS DAY. NEXTDAY SHIPMENTS THAT DO NOT ARRIVE ON TIME ARE NON-REFUNDABLE.

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

NOTE - All open orders will have a 20% restocking fee. All returns will have a shipping fee.

1 YEAR WARRANTY

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New Premium Camshaft Assembly for CAT C12 Engines | 3330379 | 1382012

$900.00

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This \u003cstrong data-start=\"479\" data-end=\"520\"\u003epremium new CAT C12 camshaft assembly\u003c\/strong\u003e is built to a higher standard than typical aftermarket options, ensuring unmatched durability, precision, and performance under the harshest working conditions.\u003c\/p\u003e\n\u003cp data-start=\"683\" data-end=\"931\" class=\"\"\u003eManufactured with \u003cstrong data-start=\"701\" data-end=\"730\"\u003ehigh-strength alloy steel\u003c\/strong\u003e, \u003cstrong data-start=\"732\" data-end=\"758\"\u003eprecision-ground lobes\u003c\/strong\u003e, and \u003cstrong data-start=\"764\" data-end=\"789\"\u003etight OEM+ tolerances\u003c\/strong\u003e, this camshaft delivers smoother valve timing, longer service life, and better overall engine efficiency compared to lower-cost alternatives.\u003c\/p\u003e\n\u003cul data-start=\"933\" data-end=\"1553\"\u003e\n\u003cli data-start=\"933\" data-end=\"983\" class=\"\"\u003e\n\u003cp data-start=\"935\" data-end=\"983\" class=\"\"\u003e\u003cstrong data-start=\"935\" data-end=\"943\"\u003eFits\u003c\/strong\u003e: Caterpillar (CAT) C12 diesel engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"984\" data-end=\"1022\" class=\"\"\u003e\n\u003cp data-start=\"986\" data-end=\"1022\" class=\"\"\u003e\u003cstrong data-start=\"986\" data-end=\"1002\"\u003ePart numbers\u003c\/strong\u003e: 3330379, 1382012\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1023\" data-end=\"1093\" class=\"\"\u003e\n\u003cp data-start=\"1025\" data-end=\"1093\" class=\"\"\u003e\u003cstrong data-start=\"1025\" data-end=\"1038\"\u003eBrand new\u003c\/strong\u003e: 100% new — no remanufacturing, no reused components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1094\" data-end=\"1182\" class=\"\"\u003e\n\u003cp data-start=\"1096\" data-end=\"1182\" class=\"\"\u003e\u003cstrong data-start=\"1096\" data-end=\"1123\"\u003ePremium-grade materials\u003c\/strong\u003e: Built to resist fatigue, wear, and extreme temperatures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1183\" data-end=\"1275\" class=\"\"\u003e\n\u003cp data-start=\"1185\" data-end=\"1275\" class=\"\"\u003e\u003cstrong data-start=\"1185\" data-end=\"1224\"\u003ePrecision-ground lobes and journals\u003c\/strong\u003e: For ultra-smooth operation and reduced friction\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1276\" data-end=\"1376\" class=\"\"\u003e\n\u003cp data-start=\"1278\" data-end=\"1376\" class=\"\"\u003e\u003cstrong data-start=\"1278\" data-end=\"1308\"\u003eOEM+ quality manufacturing\u003c\/strong\u003e: Exceeds factory tolerances for better durability and performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1377\" data-end=\"1454\" class=\"\"\u003e\n\u003cp data-start=\"1379\" data-end=\"1454\" class=\"\"\u003e\u003cstrong data-start=\"1379\" data-end=\"1399\"\u003eReady to install\u003c\/strong\u003e: Direct OEM replacement with no modifications needed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1455\" data-end=\"1553\" class=\"\"\u003e\n\u003cp data-start=\"1457\" data-end=\"1553\" class=\"\"\u003e\u003cstrong data-start=\"1457\" data-end=\"1470\"\u003eIdeal for\u003c\/strong\u003e: Professional rebuilds, fleet maintenance, heavy equipment, and long-haul trucking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1555\" data-end=\"1705\" class=\"\"\u003e\u003cstrong data-start=\"1555\" data-end=\"1705\"\u003eIf you want reliability that outlasts ordinary replacements, this is the camshaft trusted by serious engine builders and heavy-duty professionals.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCross Reference:\u003c\/p\u003e\n\u003ctable style=\"width: 100%;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%; text-align: center;\"\u003e \u003cstrong\u003eManufacturer\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%; text-align: center;\"\u003e\u003cstrong\u003eOEM Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003eCATERPILLAR\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e138-2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003eCATERPILLAR\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e1382021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003eCATERPILLAR\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e333-0379\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003eCATERPILLAR\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e3330379\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e"}

Engine Serial Number

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SKU: TTM-3330379 Category: Camshaft & Rocker Arms CAT Caterpillar C12 (MBL,2KS,1YN,9NS)

New Premium Camshaft Assembly for CAT C12 Engines | 3330379 | 1382012

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New Premium Camshaft Assembly for CAT C12 Engines | 3330379 | 1382012

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