Product Overview

This CAT Cylinder Head is a complete diesel engine cylinder head assembly built for the CAT C13 and CAT C11 engine platforms widely used across excavators and heavy construction machinery. It is a direct replacement cylinder head for the CAT 345-3752 and 3453752 applications, manufactured to OEM geometry and tolerances so that it bolts onto the block without modification.

As part of the CAT Engine Parts range of Excavator Engine Parts, this cylinder head is designed for excavator operators, diesel engine rebuilders and heavy equipment spare parts distributors who need a dependable top-end component to restore compression, combustion efficiency and power output. Each unit is pressure tested and precision machined before it leaves our workshop.

Key Features & Benefits

• OEM-grade fitment for the CAT 345-3752 and 3453752 cylinder head position on C13 and C11 engine assemblies.
• Precision-machined deck and valve seats to guarantee correct compression ratio and reliable sealing.
• High-strength cast iron alloy body that withstands the thermal and mechanical load of excavator duty cycles.
• Hydro-pressure tested and helium checked to eliminate water jacket and oil gallery leaks before shipping.
• Complete assembly including valve guides and seat inserts for faster, cleaner overhaul.
• Stable, repeatable quality so workshops can stock the CAT 3453752 replacement with confidence.

Technical Specifications

Applications & Fitment

This CAT Cylinder Head is used on CAT C13 and CAT C11 diesel engines fitted to excavators and other heavy equipment. It is a practical spare part for engine overhauls where the original 345-3752 cylinder head has cracked, warped or suffered valve damage. If you are assembling or rebuilding a CAT engine, this cylinder head assembly works alongside other CAT Engine Parts such as cylinder liners, pistons, gaskets and overhaul kits.

Quality Assurance

Every cylinder head is produced on CNC machining centres and inspected against OEM drawings. Dimensional checks cover deck flatness, valve seat concentricity, valve guide clearance and water jacket integrity. Units are packed with anti-rust protection before dispatch, so the CAT 345-3752 and 3453752 cylinder head reaches you in ready-to-install condition.

Wholesale Supply & Global Shipping

We are a B2B supplier of CAT Engine Parts and Excavator Engine Parts, serving importers, distributors, repair workshops and fleet operators worldwide. We regularly ship Cylinder Head and related diesel engine components to buyers in Australia, Canada, Chile, Zambia, Congo, Nigeria, Ghana, Tanzania, Indonesia, Thailand, Malaysia, Zimbabwe, Brazil, South Africa, Saudi Arabia, Mozambique, Peru, Argentina, Vietnam and Kenya.

Whether you need a single 345-3752 cylinder head for a rebuild or a container load of CAT C13 and C11 cylinder heads for stock, we can support mixed orders and consistent repeat supply. Tell us your engine model, required part number and quantity, and our team will prepare a wholesale quotation quickly.