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Cummins 855 Early Cylinder Head - Brand New, Loaded - 3008101

Part Number: 166224
Brand: HDP
Our Price: $702.45
MSRP: $761.54
You Save: $59.09 (8 %)
Engine Serial Number
Enigne CPL Number

Superior Quality Parts
Heavy Duty Pros parts meet and exceed the OEM quality specifications.

Fast Shipping
We ship from warehouses across the US to ensure the quickest delivery.

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We have industry repair technicians standing by to provide expert advice for your repair.

Huge Savings
We offer competitive online pricing for significant savings.

More Product Details
Cummins 855 Small Cam and Big Cam "Small Spring" Cylinder head. 

Please note: This cylinder head is assembled with "Small" Valve Springs, which are 1.25" in Outside Diameter. OE Spring Part Number 211999. If your current head has 1.50" OD valve springs, you will need to order item 166225 instead.  

NTC250 (Small Cam), NTC350 (Big Cam), NTC400, NTC855, NH250

Before ordering, please ensure that your current head has:
1.25" OD Valve Springs (Small)
1.85" Exhaust Ports (Large)
5/16" injector hold-down bolts (Small) - OE Part Number 3028279.
0.140" Valve Protrusion (Standard)
If you are unsure, please give us a call with your 8 digit engine serial number and we will verify your build. 

Loaded cylinder head. Assembled, tested and machined in the US! This item will arrive with a full valvetrain assembly and injector cups already installed. You will just need to swap your own injectors over.  

Cylinder head casting and all components are brand new. There is no core charge associated with this item. 

Cross Reference with:
Casting Numbers: 135541, 152650, 218526, 3007716, 3007717, 3041991
OE Part Numbers: 3008100, 3008101, 3041993, 3041994, 3652600, 3675506

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