Browse Categories

Click image to enlarge

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

MSRP: $1,024.15
You Save: $15.14 (1 %)
NOTE: Our website does not automatically run your VIN/Engine Serial Number. We run it after your purchase to ensure you are getting the correct parts for your engine.
Engine Serial Number
Engine CPL Number
Ground Shipping Estimate $44.99 (see cart for other methods)
Part Number: 166224
Brand: HDP
Mfg Warranty:  
Heavy Duty Pros Quality Aftermarket Parts

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

Heavy Duty Pros Fast Shipping Aftermarket Parts

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

Heavy Duty Pros Customer Service Aftermarket Parts

Expert Technical Advice: Industry repair technicians are standing by to provide expert advice for your repair.

Heavy Duty Pros Competitive Savings on Aftermarket Parts

Huge Savings: We offer competitive online pricing for significant savings.

Product Details & Specifications
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. 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) - OE Part Number 211999.
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, 3007835, 6711-11-1010, 6711111010

Recommended Products

Cummins 855 Big Cam Head Bolt, 3013623
Cummins 855 Big Cam Head Bolt, 3013623
855 Big cam - 11/16 - 16 Thread x 7.375" long