Description
Product Overview
Part Name: Engine Cylinder Head
Part Numbers: 23525566 / 23531254 / 23525567 / 23538858
Vehicle Compatibility: Suitable for Detroit Diesel Series 60 (S60) 12.7L and 14L engines installed in Freightliner, Western Star, Kenworth, Peterbilt, Volvo, and International trucks manufactured between 1993–2024. Built to match OEM head geometry, port design, and combustion chamber layout for the Series 60 platform.
Configuration: Heavy-duty cast cylinder head featuring precision-machined valve seats, high-strength combustion chambers, reinforced coolant passages, injector bores and gasket interfaces engineered for sustained long-haul and heavy commercial duty cycles.
Function: Seals and shapes the combustion chamber, supports valves and injectors, manages airflow through intake/exhaust ports, and ensures efficient combustion pressure for powerful and reliable S60 engine performance.
Technical Specifications
Type: Diesel engine cylinder head
Material: High-strength cast alloy with hardened valve-seat inserts and machined surfaces
Application: Fits Detroit Diesel S60 12.7L & 14L engines using cylinder head references 23525566 / 23531254 / 23525567 / 23538858
Cross-Reference: Compatible with Series 60 cylinder heads sharing identical valve layout, injector pattern, coolant routing and head gasket specifications
Installation: Install during complete top-end rebuilds or when experiencing low compression, warped surfaces, cracked head, coolant leakage, or valve-train failure
Service Interval: Replace when structural wear, overheating, combustion leakage or oil/coolant contamination affects engine performance
Delivery & Availability
Stock Options: Cylinder heads available in ready stock
Delivery Time: 3–7 days internationally
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