Our 1-11729003-6 is engineered to master the extreme vibration challenges of the 6RB1T engine. We solve the B2B pain point of valve train timing drift in heavy-duty mining. By ensuring a stable catheter alignment, this part maintains peak combustion efficiency for EX400 excavators.
Item NO.:
1-11729003-6Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time:
2-3 DAYSFor wholesalers and agents, the 111729-0036 provides an OEM-standard solution that eliminates the risk of premature component failure. Investing in our precision-forged rocker bars reduces your clients' long-term maintenance costs and boosts your reputation as a provider of elite Isuzu parts.
Product Features

High-Precision Timing Stability Specifically designed to stabilize the rocker assembly, preventing the timing inaccuracies and power loss common in high-load 6RB1T engines.
Forged Alloy Steel Construction Manufactured from high-density forged steel to provide superior resistance against structural fatigue during continuous 24/7 mining operations.
OEM-Matching Geometric Tolerance Produced to exact original specifications for the 1117290036, ensuring perfect alignment and a fast, error-free installation for maintenance teams.
Enhanced Heat and Wear Resistance Advanced metallurgy maintains rigid structural integrity under extreme thermal stress, preventing warping and reducing frictional wear over time.
Industrial Corrosion Protection Finished with a professional-grade anti-rust coating to ensure long-term durability and protection during transit or storage in humid conditions.
Product Specification
| Product Name | Stable Catheter / Valve Rocker Bar |
| OEM Part Number | 1-11729003-6 / 111729-0036 / 1117290036 |
| Engine Model | Isuzu 6RB1 / 6RB1T |
| Application | Isuzu NPR / NKR Truck, ELF Series, Excavators, Forklifts |
| Material | High-strength alloy steel (e.g., 20Cr, 45Cr), hardened and tempered for wear resistance |
| Installation Type | Direct Replacement (Standard OEM Size) |
| Thickness | Standard OEM Specification |
| Color | Industrial Metallic Grey / Rust-Inhibitor Oiled |
| Working Temperature | -40°C to 160°C (Standard engine thermal range) |
| Key Function | Stabilizes the valve rocker system to ensure precise actuation and reduce mechanical vibration. |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Neutral Packing / Customized Box |

Why Choose Us
1.We have profession isuzu team,more than 20 years experience business isuzu parts.
2. We can offer used and new isuzu genuine parts, oem,good quality made in china parts to you.
3. The isuzu genuine parts will give weight,price when quotation.
4.Isuzu genuine stock pictures will send before order.
5.All isuzu parts can check with part number,all parts can order follow part number.
6. Quick delivery time,in 24 hours if sotck.
7. Safe packing to protect the goods, such as wooden box, Iron sheet for our isuzu parts.
8. Small quantity can accept.Sample order also accept.
9. 24 hours oversea service.
10.Lifelong after-sales service.

Certificate



What's the shipping way you can offer?
1) Big order: By sea or by air.(It can reduce the costs)
2) Small order: DHL, TNT, UPS, FEDEX, EMS,ARAMEX

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