Valve Guide 3006456 137978 for Cumm ins NT855 Diesel Engine

Product Name:

Valve Guide

Part Number:

3006456, 137978

Fit Engine:

Cumm ins NT855

Condition:

100% Brand New, direct‑fit replacement

• High‑strength alloy cast material, outstanding wear‑resistance
• Smooth inner hole surface, guarantee flexible valve reciprocating movement
• Precision outer diameter size, stable press‑fit inside cylinder head
• Reduce valve swing and vibration, improve sealing performance

These valve guides 3006456,137978 are important cylinder‑head wearing parts for Cum mins NT855 diesel engine. They play guiding role for intake and exhaust valves, limit valve radial movement. Widely used in heavy‑duty trucks, generator sets and construction machinery during engine overhaul.

We supply parts for Kubota, Cumm ins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, V olvo, Deutz, Doosan, Daewoo, John D eere, Scania, Hyundai, JCB etc.

Shipping: Sea freight, air freight and international express are all available.

Tax Notice: All import duties and local destination taxes shall be borne by the buyer. Please verify local customs regulations in advance.

Q1: Which engine does this valve guide fit?

A: Fits Cummi ns NT855 diesel engine for cylinder‑head overhaul.

Q2: What problems are caused by worn valve guides?

A: Valve tilt, oil consumption rise, blue smoke emission and poor cylinder sealing.

Q3: What installation suggestion?

A: Professional press‑in installation is required, match with corresponding valve and valve seat insert.

Cumm ins: NT855, K19, K38, M11, 6BT5.9, 6CT8.3, QSK19

Komatsu: 6D102,6D125,6D140,4D95,4D107,6D170

CAT: C7,C9,C13,C15,3306,3406E,325D

Yanmar: 2TNE68,3TNE74,3TNV72,4TNV84,4TNV88

Isuzu: 4HK1,6HK1,6BG1,4BD1,4JG1,4LE2