Description
Product Overview
Part Name: Engine Valve Guide
Part Number: 4099096
Vehicle Compatibility: Engineered for the Cummins QSK50 heavy-duty diesel engine installed in BELAZ 75180 mining haul trucks produced between 2005–2024. Suitable for high-load, continuous-duty mining operations where ultra-high displacement engines require precise valvetrain control.
Configuration: Manufactured from premium heat-resistant alloy steel with a precision-machined bore for stable valve stem guidance. Designed to withstand extreme temperatures, shock loads and prolonged operating cycles typical of open-pit mining environments.
Function: Ensures accurate valve alignment, reduces stem friction, maintains proper sealing and supports reliable combustion under extreme engine pressures. Replaces worn guides that cause valve instability, smoke, misfire or reduced compression.
Technical Specifications
Type: Heavy-duty mining engine valve guide
Material: Heat-treated alloy steel with precision inner-diameter finish
Application: Fits Cummins QSK50 engines powering BELAZ 75180 rigid mining trucks
Cross-Reference: Matches OE Cummins dimensional tolerances, seat depth and lubrication specifications
Installation: Replace during cylinder head service or when experiencing valve wobble, oil consumption or top-end noise
Service Interval: Typically replaced during major overhauls every 8,000–12,000 operating hours
Delivery & Availability
Stock Options: Available in ready stock
Delivery Time: 3–7 days internationally
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