Premium New CAT 3406E Oil Pump Assembly – 341312
Proudly Made in the USA | Heavy-Duty Construction | OEM+ Performance
FOR 5EK / 6TS

When it comes to oil circulation, your engine’s reliability depends on the strength and precision of your oil pump. This premium new oil pump assembly for CAT 3406E engines is 100% made in the USA, delivering superior quality, performance, and peace of mind compared to lower-grade offshore alternatives.

Manufactured with high-strength materials and precision-machined internals, this pump ensures optimal oil pressure, consistent flow, and extended service life — built for the demands of real-world diesel applications.

• Fits: CAT 3406E diesel engines

• Part number: 341312

• Origin: Proudly manufactured in the United States

• Brand new: 100% new — not remanufactured or reconditioned

• OEM+ quality: Matches or exceeds Caterpillar factory specifications

• Heavy-duty build: Designed for high-load, high-temperature operating environments

• Precision gear set: Ensures consistent oil delivery and long-term durability

• Ready to install: Direct bolt-on replacement

• Ideal for: Engine rebuilds, preventative maintenance, performance applications, and fleet overhauls

If you want real reliability, buy a pump that’s built right — and built here.