CAT 10R-8636 10R-7279 Caterpillar C9 Cylinder Head | Engine Rebuild Parts

CAT 10R-8636 10R-7279 Caterpillar C9 Cylinder Head

OEM-quality engine cylinder head (Part Nos. 10R-8636 / 10R8636 and 10R-7279 / 10R7279) engineered for Caterpillar C9 and C9 ACERT heavy-duty diesel engines. Precision-cast and CNC-machined from high-strength alloy cast iron to rigid OEM dimensional standards, delivering exact combustion chamber volume, valve seat concentricity, guide alignment, and optimal internal coolant and lubrication flow pathways. Built to withstand high cylinder pressures, severe thermal cycling, and heavy engine loads, making it an essential component for complete diesel engine overhauls, cylinder head replacements, and fleet maintenance.

Part Specifications

• Part Numbers: 10R-8636 (10R8636), 10R-7279 (10R7279)
• Brand: Caterpillar (CAT)
• Engine Model: Caterpillar C9 / C-9 / C9 ACERT
• Component: Cylinder Head (Bare / Assembled)
• Material: Heavy-Duty High-Tensile Cast Iron Alloy
• Condition: New / OEM Replacement
• Country of Origin: China
• HS Code: 8409.99
• Application: Heavy Construction / Earthmoving / Industrial / Marine / Generator Sets

Compatible Caterpillar Equipment Models

Precision-engineered for Caterpillar heavy machinery and power generation systems powered by the C9 engine family, including:

• Hydraulic Excavators: 330C, 330C L, 330D, 330D L, 336D, 336D L, 336D LN, 336D2
• Wheel Loaders: 972H, 980H
• Track-Type Tractors (Dozers): D6R, D6R III, D6T
• Motor Graders: 12H, 140H, 160H, 14M
• Power Generation & Industrial: C9 Industrial Power Units, C9 Petroleum Engines, and C9 Diesel Generator Sets
• Please verify engine serial number, casting numbers, and valve configuration prior to ordering.

Cross-Reference & Alternate Part Numbers

10R-8636 | 10R8636 | 10R-7279 | 10R7279 | 219-5843 | 2195843 | 238-2729 | 2382729 | 241-8390 | 2418390 | 20R-2647 | 20R2647 | 10R-7278 | 10R7278 | CAT10R8636

Why Choose Us?

• Global B2B wholesale supply for heavy equipment fleets and engine rebuild centers
• Competitive volume pricing and bulk freight discounts
• 100% factory pressure tested for casting integrity and coolant leaks
• Fast worldwide air express and ocean container dispatch

Need bulk pricing or a custom quote? Submit an RFQ →