New Camshaft Assembly for Cummins 4BT Engines | 3929885

New Cummins 4BT Camshaft Assembly – 3929885 | 3926806

Get your Cummins 4BT engine running like new with this brand new camshaft assembly, engineered to exact OEM standards. Designed for durability, precision, and heavy-duty performance, this camshaft ensures proper valve timing, smooth engine operation, and long service life.

Fits: Cummins 4BT diesel engines
Part numbers: 3929885, 3926806
Brand new: 100% new — not remanufactured or refurbished
OEM-quality construction: Precision-machined for perfect fit and optimal performance
Precision-ground lobes: Ensures reliable valve timing and minimizes engine wear
Ready to install: Direct replacement using factory mounting points
Ideal for: Truck rebuilds, industrial machinery, off-road equipment, and marine applications

Perfect for addressing valve timing issues, worn lobes, or complete engine overhauls — this new Cummins 4BT camshaft delivers dependable performance you can count on.

Cross Reference:

Manufacturer	OEM Number
CUMMINS	3926806
CUMMINS	3929038
CUMMINS	3929885

Weight	11.34 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 Camshaft Assembly for Cummins 4BT Engines | 3929885 | 3926806

$195.00

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Designed for durability, precision, and heavy-duty performance, this camshaft ensures proper valve timing, smooth engine operation, and long service life.\u003c\/p\u003e\n\u003cul data-start=\"647\" data-end=\"1145\"\u003e\n\u003cli data-start=\"647\" data-end=\"687\" class=\"\"\u003e\n\u003cp data-start=\"649\" data-end=\"687\" class=\"\"\u003e\u003cstrong data-start=\"649\" data-end=\"657\"\u003eFits\u003c\/strong\u003e: Cummins 4BT diesel engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"688\" data-end=\"726\" class=\"\"\u003e\n\u003cp data-start=\"690\" data-end=\"726\" class=\"\"\u003e\u003cstrong data-start=\"690\" data-end=\"706\"\u003ePart numbers\u003c\/strong\u003e: 3929885, 3926806\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"727\" data-end=\"790\" class=\"\"\u003e\n\u003cp data-start=\"729\" data-end=\"790\" class=\"\"\u003e\u003cstrong data-start=\"729\" data-end=\"742\"\u003eBrand new\u003c\/strong\u003e: 100% new — not remanufactured or refurbished\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"791\" data-end=\"883\" class=\"\"\u003e\n\u003cp data-start=\"793\" data-end=\"883\" class=\"\"\u003e\u003cstrong data-start=\"793\" data-end=\"821\"\u003eOEM-quality construction\u003c\/strong\u003e: Precision-machined for perfect fit and optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"884\" data-end=\"971\" class=\"\"\u003e\n\u003cp data-start=\"886\" data-end=\"971\" class=\"\"\u003e\u003cstrong data-start=\"886\" data-end=\"912\"\u003ePrecision-ground lobes\u003c\/strong\u003e: Ensures reliable valve timing and minimizes engine wear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"972\" data-end=\"1046\" class=\"\"\u003e\n\u003cp data-start=\"974\" data-end=\"1046\" class=\"\"\u003e\u003cstrong data-start=\"974\" data-end=\"994\"\u003eReady to install\u003c\/strong\u003e: Direct replacement using factory mounting points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1047\" data-end=\"1145\" class=\"\"\u003e\n\u003cp data-start=\"1049\" data-end=\"1145\" class=\"\"\u003e\u003cstrong data-start=\"1049\" data-end=\"1062\"\u003eIdeal for\u003c\/strong\u003e: Truck rebuilds, industrial machinery, off-road equipment, and marine applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1147\" data-end=\"1317\" class=\"\"\u003ePerfect for addressing valve timing issues, worn lobes, or complete engine overhauls — this \u003cstrong data-start=\"1239\" data-end=\"1267\"\u003enew Cummins 4BT camshaft\u003c\/strong\u003e delivers dependable performance you can count on.\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%; 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Designed for durability, precision, and heavy-duty performance, this camshaft ensures proper valve timing, smooth engine operation, and long service life.\u003c\/p\u003e\n\u003cul data-start=\"647\" data-end=\"1145\"\u003e\n\u003cli data-start=\"647\" data-end=\"687\" class=\"\"\u003e\n\u003cp data-start=\"649\" data-end=\"687\" class=\"\"\u003e\u003cstrong data-start=\"649\" data-end=\"657\"\u003eFits\u003c\/strong\u003e: Cummins 4BT diesel engines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"688\" data-end=\"726\" class=\"\"\u003e\n\u003cp data-start=\"690\" data-end=\"726\" class=\"\"\u003e\u003cstrong data-start=\"690\" data-end=\"706\"\u003ePart numbers\u003c\/strong\u003e: 3929885, 3926806\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"727\" data-end=\"790\" class=\"\"\u003e\n\u003cp data-start=\"729\" data-end=\"790\" class=\"\"\u003e\u003cstrong data-start=\"729\" data-end=\"742\"\u003eBrand new\u003c\/strong\u003e: 100% new — not remanufactured or refurbished\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"791\" data-end=\"883\" class=\"\"\u003e\n\u003cp data-start=\"793\" data-end=\"883\" class=\"\"\u003e\u003cstrong data-start=\"793\" data-end=\"821\"\u003eOEM-quality construction\u003c\/strong\u003e: Precision-machined for perfect fit and optimal performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"884\" data-end=\"971\" class=\"\"\u003e\n\u003cp data-start=\"886\" data-end=\"971\" class=\"\"\u003e\u003cstrong data-start=\"886\" data-end=\"912\"\u003ePrecision-ground lobes\u003c\/strong\u003e: Ensures reliable valve timing and minimizes engine wear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"972\" data-end=\"1046\" class=\"\"\u003e\n\u003cp data-start=\"974\" data-end=\"1046\" class=\"\"\u003e\u003cstrong data-start=\"974\" data-end=\"994\"\u003eReady to install\u003c\/strong\u003e: Direct replacement using factory mounting points\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1047\" data-end=\"1145\" class=\"\"\u003e\n\u003cp data-start=\"1049\" data-end=\"1145\" class=\"\"\u003e\u003cstrong data-start=\"1049\" data-end=\"1062\"\u003eIdeal for\u003c\/strong\u003e: Truck rebuilds, industrial machinery, off-road equipment, and marine applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1147\" data-end=\"1317\" class=\"\"\u003ePerfect for addressing valve timing issues, worn lobes, or complete engine overhauls — this \u003cstrong data-start=\"1239\" data-end=\"1267\"\u003enew Cummins 4BT camshaft\u003c\/strong\u003e delivers dependable performance you can count on.\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%;\"\u003eCUMMINS\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e3926806\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003eCUMMINS\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e3929038\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003eCUMMINS\u003c\/td\u003e\n\u003ctd style=\"width: 49.9106%;\"\u003e3929885\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e"}

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SKU: TTM-3929885 Category: Camshaft & Rocker Arms CUMMINS

New Camshaft Assembly for Cummins 4BT Engines | 3929885 | 3926806

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New Camshaft Assembly for Cummins 4BT Engines | 3929885 | 3926806

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