S6D140 Engine CYLINDER BLOCK GASKET KIT SEAL 6151‑21‑4161

Keywords: 6151‑21‑4161 seal kit, S6D140 cylinder block gasket seal, Komatsu engine crankshaft oil seal kit, excavator engine sealing kit, aftermarket construction machinery spare parts

🔹Product Overview

This cylinder block gasket kit seal part number 6151‑21‑4161 is designed for Komatsu S6D140 diesel engine. It is a critical engine sealing component, mainly used for crankshaft sealing to prevent engine oil leakage and avoid dust and impurities entering inside engine. Manufactured strictly according to OEM specification, it is premium replacement for old or damaged original seal, effectively solving oil leakage issues during engine operation and overhaul.

🔹Detailed Specifications

🔹Key Features & Advantages

• ✅ OEM precise dimension, direct install without modification Fully consistent with original size and mounting dimension, direct replacement without secondary processing.
• ✅ High‑quality rubber‑metal composite structure Excellent oil‑resistance, high‑temperature resistance and wear‑resistance, stable performance under heavy‑load working condition.
• ✅ Excellent sealing performance & long service life Good fitting degree, effectively reduce oil seepage and leakage, lower maintenance frequency for engine.
• ✅ Strict factory inspection & performance test Every seal kit passes tightness test before leaving factory.
• ✅ Perfect interchangeability & easy maintenance Ready‑to‑use replacement spare part, suitable for engine overhaul and daily repair work.

🔹Application Scope

• Fit Equipment: Excavators, bulldozers and construction machinery powered by S6D140 diesel engine
• Widely used for machinery repair workshops, equipment fleet maintenance and engine overhaul projects.

🔹Our Company Advantage

• We are professional supplier of full‑range construction machinery spare parts, supplying hydraulic parts, engine parts, electrical parts, seal kits and complete overhaul kits.
• Large ready stock for various machinery spare parts
• Factory‑direct wholesale competitive price
• Mixed‑order & one‑stop spare‑parts procurement supported
• Professional part‑number matching technical support service

🔹Packaging & Shipping

• Anti‑collision inner package, protect parts during transportation
• Export‑grade outer carton for safe sea and land transportation
• Multiple shipping options: sea freight, air freight, international express for small trial orders
• Export documents such as Commercial Invoice, Packing List can be provided.

🔹Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.