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AllTitanParts

(713) 931-0006

Titan 449-751 Hydraulic Pump

Titan 449-751 Hydraulic Pump

Sourced From:
Titan Tools Inc.

 

Part 449-751 is a genuine hydraulic pump designed for use in PowrLiner and PowrTwin airless line striping machines. This pump supplies hydraulic pressure to drive the paint pump, ensuring consistent material flow and reliable operation. Manufactured to OEM specifications, it provides the necessary flow and pressure to maintain striping performance under demanding conditions.

Part Number 449-751
Part Description Hydraulic Pump
Brand PowrLiner / PowrTwin
Fits
  • PowrLiner 4000, 4900XLT, 4900, 5000, 4950, 6950
  • PowrTwin 3500 (50th Anniversary Special), 4900XLT, 4900GH, 4900, 6900, 8900, 12000Plus
Condition New

Retail Price: $1657.5
You save: $265.2 (16.00%)
Our Price: $1392.3

 

Hydraulic Pump 449-751 for PowrLiner & PowrTwin Airless Stripers

The 449-751 Hydraulic Pump is a critical component in the hydraulic drive system of PowrLiner and PowrTwin airless line striping machines. It converts mechanical power into hydraulic flow and pressure to drive the paint pump, enabling consistent material delivery and reliable striping performance. This genuine OEM replacement ensures proper fit, flow rate, and durability.

A worn or failing hydraulic pump can cause slow paint pump operation, loss of pressure, erratic striping, or complete system failure. Replacing the pump restores hydraulic performance, ensures consistent line quality, and prevents downtime on the job site.

Service Guidance: If the striper exhibits slow pump cycling, reduced spray pressure, or unusual hydraulic noise, inspect the hydraulic pump and fluid levels. Replace the pump if internal wear is evident or if pressure tests indicate inadequate output. Always flush the hydraulic system and replace the fluid filter when installing a new pump.

What it does and when to replace it

What the hydraulic pump does
Hydraulic pressure generation Supplies pressurized oil to drive the paint pump
Flow regulation Maintains consistent flow for smooth paint pump operation
System power transfer Converts engine or motor power into usable hydraulic energy
When replacement is recommended
Slow pump cycling Paint pump cycles slowly or fails to maintain pressure
Unusual noise Whining, grinding, or knocking from hydraulic system
Loss of power Reduced spray pressure even with engine at full throttle
External leaks Visible hydraulic fluid leaks from pump seals or housing

Compatibility

Part 449-751 is a direct replacement for the following models:

Brand / Model Component
PowrLiner 4000 Hydraulic pump
PowrLiner 4900XLT Hydraulic pump
PowrLiner 4900 Hydraulic pump
PowrLiner 5000 Hydraulic pump
PowrLiner 4950 Hydraulic pump
PowrLiner 6950 Hydraulic pump
PowrTwin 3500 (50th Anniversary Special) Hydraulic pump
PowrTwin 4900XLT Hydraulic pump
PowrTwin 4900GH Hydraulic pump
PowrTwin 4900 Hydraulic pump
PowrTwin 6900 Hydraulic pump
PowrTwin 8900 Hydraulic pump
PowrTwin 12000Plus Hydraulic pump
* Always verify fitment using your equipment’s parts diagram. Some models may use different hydraulic pump configurations depending on the year of manufacture.

Related parts commonly serviced together

When replacing the hydraulic pump, inspect these components to ensure complete system integrity.

Hydraulic fluid & filter

Old fluid or clogged filters can cause premature pump failure; replace both during pump installation.

Hydraulic hoses & fittings

Inspect for cracks, kinks, or leaks that could affect system pressure.

Paint pump (material side)

If hydraulic pump failed, the paint pump may have been starved; inspect for wear.

Frequently Asked Questions

Common symptoms include slow paint pump cycling, reduced spray pressure, unusual whining or grinding noises, hydraulic fluid leaks, and difficulty maintaining consistent line width or coverage.

The 449-751 hydraulic pump is designed for use in the listed PowrLiner and PowrTwin models, regardless of the power source. It mounts to the engine or motor and drives the hydraulic system. Always confirm with your machine’s parts diagram.

Use a high-quality hydraulic oil meeting ISO VG 46 or as specified in your equipment manual. Always replace the hydraulic filter and flush the system when installing a new pump to prevent contamination damage.

Basic hand tools (wrenches, socket set) are typically sufficient. A torque wrench is recommended for mounting bolts. You may also need a hydraulic line wrench to avoid damaging fittings. Always refer to the service manual for specific procedures and torque values.

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