6HE1 6HH1 Engine Compressor Assembly 8943968914 Model Year 1992 Aluminum Cylinder Head Isuzu Engine Parts

Isuzu 6HE1 6HH1 Air Compressor 8-94396891-4

The air compressor in a truck is a critical component of the air brake system and other pneumatic systems. Its main functions include:
1. Generating Compressed Air
The compressor pumps air from the atmosphere and compresses it to a high pressure (typically 90-120 psi / 6-8 bar).
This compressed air is stored in air tanks (reservoirs) for later use.
2. Supplying Air for Braking System
Primary Role: Powers the air brakes (used in heavy trucks and buses).
When the driver presses the brake pedal, compressed air is released to activate the brake chambers, forcing the brake shoes/drums or disc pads to engage.
Provides strong, consistent braking force, essential for heavy loads.
3. Supporting Auxiliary Pneumatic Systems
Suspension Control: Some trucks use air suspension, which relies on compressed air to adjust ride height and load leveling.
Clutch & Gearbox Assistance: In some models, air pressure assists in operating the clutch or gear shifting mechanisms.
Horn & Other Accessories: Powers the air horn, cab tilt systems, and other pneumatic devices.
4. Safety & Redundancy
Air compressors ensure continuous air supply, even if there’s a minor leak.
The system includes safety valves and driers to prevent overpressure and remove moisture, avoiding brake failure in cold conditions.
5. Automatic Regulation
A governor controls the compressor, turning it on/off based on air pressure to maintain optimal levels.

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1.Q:What is your terms of payment?

A:T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

2.Q:Are you manufacturer or trading company?

A: We are both factory and trading company , we combination for more than 10 years. We have invested in 3 factories.

3.Q: How about the delivery time of the goods?

A: For testing sample, which it depends on the storage.

For bulk production, the delivery time is about 15-30 days based on order situation.

4.Q.:Can you produce according to the samples?

A: Clients’ sample is welcome. We are able to produce the specific products according to your sample.
If you do not find the product you need, tell us detailed information, we have the ability to design and manufacture as requested.

5.Q: Can I get a lower price if I order large quantities?

A: Yes, cheaper prices with more bigger size orders.