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AllTitanParts

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Titan 236-829 Motor Pump Block

Titan 236-829 Motor Pump Block

Sourced From:
Titan Tools Inc.

 

Titan part 236-829 is a motor pump block – the central hydraulic or mechanical housing that connects the motor to the pump section on compatible Titan PowrLiner and PowrTwin airless stripers / sprayers. It transfers power from the drive motor to the fluid pump, enabling high‑pressure output for line striping and heavy‑duty coating applications.

Part Number 236-829
Part Description Motor Pump Block
Brand Titan
Fits
  • PowrLiner 4955, 6955, 8955, 4950, 6950, 8900XLT SP, 8900XLT
  • PowrTwin 4900, 6900, 8900, 12000 Plus DI, 12000 XLT DI, 12000XLT, TM 8900XLT
Condition New

Retail Price: $978.9
You save: $156.62 (16.00%)
Our Price: $822.28

 

Motor Pump Block for Titan PowrLiner & PowrTwin Airless Striper/Sprayers

The Titan 236-829 Motor Pump Block is a structural and mechanical component that connects the drive motor to the fluid pump section. It houses the drive shaft, bearings, and seal arrangements that transfer rotational power from the motor to the pump's piston or diaphragm assembly. This part is critical for maintaining alignment, preventing leaks, and ensuring consistent high‑pressure output.

Over time, the motor pump block can suffer from wear, cracks, or seal failure, leading to oil leaks, loss of pressure, or mechanical noise. Replacing a worn or damaged block restores proper power transmission and extends the life of the pump and motor.

Service Guidance: If you notice oil leaking between the motor and pump, unusual grinding or knocking sounds, or reduced output pressure that isn't caused by filters or tips, inspect the motor pump block and its internal seals. Always replace the block as a complete assembly with new gaskets and fasteners.

What it does and when to replace it

What the motor pump block does
Power transmission Transfers motor torque to pump piston/diaphragm
Alignment & stability Maintains precise coaxial alignment between motor and pump
Sealing Houses shaft seals to prevent oil and paint leaks
Vibration damping Reduces mechanical stress on both motor and pump
When replacement is recommended
Visible cracks or damage Cracked casting, stripped threads, or deformed mounting faces
Oil or paint leakage Fluid seeping between motor and pump housing
Excessive play or noise Worn bearings or shaft causing grinding, wobble, or knocking
Loss of pressure Inability to reach operating pressure despite good pump and motor

Compatibility

Titan 236-829 is compatible with the following Titan PowrLiner and PowrTwin models. Always verify fitment using the correct parts diagram for your exact machine revision.

Brand / Model Component
PowrLiner 4955 Motor pump block
PowrLiner 6955 Motor pump block
PowrLiner 8955 Motor pump block
PowrLiner 4950 Motor pump block
PowrLiner 6950 Motor pump block
PowrLiner 8900XLT SP Motor pump block
PowrLiner 8900XLT Motor pump block
PowrTwin 4900 Motor pump block
PowrTwin 6900 Motor pump block
PowrTwin 8900 Motor pump block
PowrTwin 12000 Plus DI Motor pump block
PowrTwin 12000 XLT DI Motor pump block
PowrTwin 12000XLT Motor pump block
PowrTwin TM 8900XLT Motor pump block

Related parts commonly serviced together

When replacing the motor pump block, these associated components should be inspected and often replaced at the same time to ensure a complete repair.

Shaft seals & gaskets

Oil or paint seals are typically damaged during block removal; replace them with new ones to prevent leaks.

Motor mounting bolts

Old bolts may stretch or corrode; use fresh hardware with correct torque specification.

Pump connecting rod / yoke

Inspect for wear or scoring that could affect alignment and pressure.

Frequently Asked Questions

The motor pump block is the cast metal housing that couples the motor to the pump. It fails due to metal fatigue, bearing wear, seal leakage, or corrosion from paint and moisture. Cracks or warping can cause misalignment, loss of pressure, and fluid leaks.

If only the seal is leaking and the block shows no cracks, excessive bearing play, or thread damage, you may replace just the seal kit. However, if there is visible cracking, scoring on the shaft bore, or the block is warped (causing misalignment), replace the entire motor pump block assembly.

Yes, Titan 236-829 is designed to fit the listed PowrLiner and PowrTwin models. However, always cross‑reference your machine's serial number and parts diagram, as some sub‑revisions may use different mounting patterns or shaft sizes.

Typical tools include a socket set (metric/SAE), hex keys, a torque wrench, a bearing puller (if reusing bearings), and a seal driver. A service manual for your specific model is strongly recommended, as disassembly requires removing the motor and pump from the frame.

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